{"id":2158,"date":"2026-07-30T11:26:03","date_gmt":"2026-07-30T03:26:03","guid":{"rendered":"https:\/\/eqsvq3fzct.wpdns.site\/product\/jcr2-63-2-pole-rcbo-for-ev-charger-10ka-differential-circuit-breaker-1p-n-1-1-1-1-1-1-1\/"},"modified":"2026-07-30T11:26:08","modified_gmt":"2026-07-30T03:26:08","slug":"jcr2-63-2-pole-rcbo-for-ev-charger-10ka-differential-circuit-breaker-1p-n-1-1-1-1-1-1-1","status":"publish","type":"product","link":"https:\/\/w9-group.com\/fa\/product\/jcr2-63-2-pole-rcbo-for-ev-charger-10ka-differential-circuit-breaker-1p-n-1-1-1-1-1-1-1\/","title":{"rendered":"Residual Current Operated Circuit Breaker RCBO JCB3LM-80 ELCB Earth Leakage Circuit Breaker"},"content":{"rendered":"

\nIntroduction
\n<\/h2>\n

JCB3LM-80 series earth leakage circuit breaker ELCB is suitable to industry, commerce, high-rise building, household and other kinds of places.when people come across the electric shock or the leakage current of the electrical network exceeds the fixed value, this product can cut off the fault current in short period so as to protect person and the equipment, It also can be used in the infrequent starting of the circuit and motors.<\/p>\n

The primary functions of JCB3LM-80 ELCB are to ensure protection against earth fault currents, overload, and short circuit currents. It is recommended that an ELCB be attached to each separate circuit, meaning that a fault in one circuit will not affect the functioning of the others.When an electrical fault occurs, such as a wire coming into contact with water or a person getting an electric shock, there is a leakage of current to the ground. This is where the ELCB comes into play. It quickly detects the imbalance in the electrical circuit and automatically shuts off the power supply, preventing any further damage or harm.<\/p>\n

JCB3LM-80 ELCBs is able to prevent electric shocks and fires. By quickly cutting off the power supply when a fault is detected, Our JCB3LM80 ELCBs reduce the risk of electrocution and potential electric fires. This is particularly important in homes, where electrical accidents can easily occur due to various reasons such as faulty wiring, damaged appliances, or wet environments.<\/p>\n

Our JCB3LM-80 ELCBs also help to safeguard electrical equipment and appliances. By shutting off the power when a fault is detected, they prevent damage to devices and avoid potentially costly repairs or replacements.<\/p>\n

JCB3LM-80 ELCBs play a crucial role in electrical safety by detecting and preventing electrical faults that could potentially lead to electric shocks and fires. Their ability to quickly disconnect the power supply when a fault is detected helps to keep people and property safe from electrical hazards.<\/p>\n

JCB3LM-80 series ELCB has been increasingly used as backup protection for ground faults and direct contact and indirect contact electric shocks in low-voltage power distribution systems. Our ELCB is a safety device that quickly breaks an electrical circuit to protect equipment and to reduce the risk of serious harm from an ongoing electric shock. It can also prevent fire caused by the continuous ground fault due to the over-current protection device not operating. Earth Leakage circuit breakers with over-voltage protection can also protect against over-voltage caused by power grid faults.<\/p>\n

\nProduct Description
\n<\/h2>\n

\"Residual<\/p>\n

Main Features<\/p>\n

\u25cf Electromagnetic type
\n\u25cf Leakage protection
\n\u25cf Overload and short circuit protection
\n\u25cf Breaking capacity up to 6kA
\n\u25cf Rated current up to 80A (6A, 10A, 20A, 25A, 32A, 40A, 50A, 63A, 80A)
\n\u25cf Provide B-type and C-type tripping curves
\n\u25cf Trip sensitivity: 30mA, 50mA, 75mA, 100mA, 300mA
\n\u25cf Available in Type A or AC
\n\u25cf 35mm DIN rail installation
\n\u25cf Flexible installation, top or bottom line connection can be selected
\n\u25cf Comply with IEC 61009-1, EN61009-1
\n\u00a0The JCB3LM-80 series earth leakage circuit breaker (ELCB) expands on the main functions to provide comprehensive functions to ensure strong electrical protection. The electromagnetic design, coupled with leakage, overload and short circuit protection, makes it a versatile and reliable solution for a variety of electrical applications. With breaking capacities up to 6kA and current ratings ranging from 6A to 80A, these ELCBs handle a wide range of electrical loads and fault conditions well.
\n\u00a0In addition, the availability of Type B and Type C trip curves and trip sensitivities from 30mA to 300mA allow precise customization to meet specific circuit requirements.\u00a0 The choice between Type A or AC further enhances the adaptability of these ELCBs to different electrical environments. Additionally, 35mm DIN rail mounting and installation flexibility, including the option of wiring from top or bottom, provide convenience and ease of installation in a variety of electrical panels and enclosures.
\n\u00a0Additionally, compliance with international standards such as IEC 61009-1 and EN61009-1 underscores the commitment to quality, safety and reliability, ensuring these ELCBs meet stringent industry requirements. Overall, the JCB3LM-80 Series ELCB offers a comprehensive set of features and capabilities, making it a reliable choice for ensuring electrical safety and protection in a variety of applications.<\/p>\n

\"Residual<\/p>\n

Technical Data<\/p>\n

\u25cf Standards: IEC 61009-1, EN61009-1<\/p>\n

\u25cf Type: electromagnetic
\n\u25cf Type (detected leakage waveform): A or AC to choose from
\n\u25cf Number of poles: 1 P+N (1 pole 2 wires), 2 poles, 3 poles, 3P+N (3 poles 4 wires), 4 poles
\n\u25cf Rated current: 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A
\n\u25cf Rated working voltage: 110V, 230V, 240V~ (1P+N), 400V\/415V (3P, 3P+N, 4P)
\n\u25cf Rated sensitivity I\u25b3n: 30mA, 50mA, 75mA, 100mA, 300mA
\n\u25cf Rated breaking capacity: 6kA
\n\u25cf Insulation voltage: 500V
\n\u25cf Rated frequency: 50\/60Hz
\n\u25cf Rated impulse withstand voltage (1.2\/50): 6kV
\n\u25cf Pollution level: 2
\n\u25cf Thermal magnetic tripping characteristics: B curve, C curve, D curve
\n\u25cf Mechanical life: 10,000 times
\n\u25cf Electrical life: 2000 times
\n\u25cf Protection level: IP20
\n\u25cf Ambient temperature (daily average \u226435\u2103): -5\u2103~+40\u2103
\n\u25cf Contact position indicator: green = closed, red = open
\n\u25cf Installation: Installed on DIN rail EN 60715 (35mm) through quick clamp device
\n\u25cf Recommended torque: 2.5Nm
\n\u25cfConnection method: top or bottom connection available
\nThe JCB3LM-80 Series Earth Leakage Circuit Breakers (ELCB) expands on the technical data to provide a comprehensive set of specifications to ensure reliable, effective electrical protection. Different pole configurations are available, including 1 P+N, 2 pole, 3 pole, 3P+N and 4 pole, to meet the needs of various power distribution systems, providing flexibility and compatibility with a variety of setups.
\nAdditionally, the wide range of rated currents from 6A to 63A and rated operating voltages of 110V, 230V, 240V and 400V\/415V enable these ELCBs to adapt to different electrical loads and voltage requirements. The rated sensitivity I\u25b3n range is from 30mA to 300mA, coupled with the rated breaking capacity of 6kA, ensuring accurate and reliable protection against leakage and fault current.
\n\u00a0In addition, ELCB has an insulation voltage of up to 500V, a rated impulse withstand voltage of 6kV, and a pollution level of 2, making it suitable for a wide range of environmental conditions. The availability of different thermal-magnetic trip unit characteristics, mechanical and electrical life specifications and IP20 protection class further emphasizes the durability and reliability of these ELCBs.
\nIn addition, ease of installation and maintenance is enhanced by contact position indicators, mounting options on DIN rails, and the availability of connections from top or bottom, providing convenience and flexibility to electrical professionals. Overall, the comprehensive technical data of the JCB3LM-80 series ELCB demonstrates their suitability for a variety of electrical applications and their ability to provide strong and reliable protection.<\/p>\n

\"Residual<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
<\/td>\n\n

Standard<\/p>\n<\/td>\n

\n

IEC61009-1 , \u00a0EN61009-1<\/p>\n<\/td>\n<\/tr>\n

\n

Electrical<\/p>\n

features<\/p>\n<\/td>\n

\n

Rated current In (A)<\/p>\n<\/td>\n

\n

63,80,100,125<\/p>\n<\/td>\n<\/tr>\n

\n

Type<\/p>\n<\/td>\n

\n

Electronic<\/p>\n<\/td>\n<\/tr>\n

\n

Type (wave form of the earth leakage sensed)<\/p>\n<\/td>\n

\n

A or AC are available<\/p>\n<\/td>\n<\/tr>\n

\n

Poles<\/p>\n<\/td>\n

\n

1 pole, 2 Pole, 3 pole, 4 pole<\/p>\n<\/td>\n<\/tr>\n

\n

Rated voltage Ue(V)<\/p>\n<\/td>\n

\n

230\/240<\/p>\n<\/td>\n<\/tr>\n

\n

Rated sensitivity I\u25b3n<\/p>\n<\/td>\n

\n

30mA,100mA,300mA<\/p>\n<\/td>\n<\/tr>\n

\n

Insulation voltage Ui (V)<\/p>\n<\/td>\n

\n

500<\/p>\n<\/td>\n<\/tr>\n

\n

Rated frequency<\/p>\n<\/td>\n

\n

50\/60Hz<\/p>\n<\/td>\n<\/tr>\n

\n

Rated breaking capacity<\/p>\n<\/td>\n

\n

6kA<\/p>\n<\/td>\n<\/tr>\n

\n

Rated impulse withstand voltage(1.2\/50) Uimp (V)<\/p>\n<\/td>\n

\n

6000<\/p>\n<\/td>\n<\/tr>\n

\n

Pollution degree<\/p>\n<\/td>\n

\n

2<\/p>\n<\/td>\n<\/tr>\n

\n

Thermo-magnetic release characteristic<\/p>\n<\/td>\n

\n

B, C<\/p>\n<\/td>\n<\/tr>\n

\n

Mechanical<\/p>\n

features<\/p>\n<\/td>\n

\n

Electrical life<\/p>\n<\/td>\n

\n

2, 000<\/p>\n<\/td>\n<\/tr>\n

\n

Mechanical life<\/p>\n<\/td>\n

\n

2, 000<\/p>\n<\/td>\n<\/tr>\n

\n

Contact position indicator<\/p>\n<\/td>\n

\n

Yes<\/p>\n<\/td>\n<\/tr>\n

\n

Protection degree<\/p>\n<\/td>\n

\n

IP20<\/p>\n<\/td>\n<\/tr>\n

\n

Reference temperature for setting of thermal element(\u2103)<\/p>\n<\/td>\n

\n

30<\/p>\n<\/td>\n<\/tr>\n

\n

Ambient temperature (with daily average \u226435\u2103)<\/p>\n<\/td>\n

\n

-5…+40<\/p>\n<\/td>\n<\/tr>\n

\n

Storage temperation (\u2103)<\/p>\n<\/td>\n

\n

-25…+70<\/p>\n<\/td>\n<\/tr>\n

\n

Installation<\/p>\n<\/td>\n

\n

Terminal connection type<\/p>\n<\/td>\n

\n

Cable\/Pin-type busbar<\/p>\n<\/td>\n<\/tr>\n

\n

Terminal size top\/bottom for cable<\/p>\n<\/td>\n

\n

16~50\/6-1\/0 AWG<\/p>\n<\/td>\n<\/tr>\n

\n

Terminal size top\/bottom for Busbar<\/p>\n<\/td>\n

\n

16~35mm2 \u00a0\/ 6-2 AWG<\/p>\n<\/td>\n<\/tr>\n

\n

Tightening torque<\/p>\n<\/td>\n

\n

3.5 N*m \u00a0\/ \u00a031 In-Ibs.<\/p>\n<\/td>\n<\/tr>\n

\n

Mounting<\/p>\n<\/td>\n

\n

On DIN rail EN 60715 (35mm) by means of fast clip device<\/p>\n<\/td>\n<\/tr>\n

\n

Connection<\/p>\n<\/td>\n

\n

From top or bottom are available<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Working and installation conditions
\nAmbient air temperature: the upper limit is not greater than +40\u2103, the lower limit is not less than -5\u2103, and the 24h average temperature is not more than +35\u2103
\nNotes:
\n(1) If the lower limit is -10\u2103 or -25\u2103 working conditions, the user must declare it to the manufacturer when ordering.
\n(2) If the upper limit exceeds +40\u2103 or the lower limit is lower than -25\u2103, the user should negotiate with the manufacturer.
\nInstallation location: altitude not exceeding 2000m
\nAtmospheric conditions: When the ambient air temperature is +40\u00b0C, the relative humidity of the atmosphere does not exceed 50%. Higher relative humidity can be tolerated at lower temperatures. For example, 90% at +20\u00b0C. Appropriate measures should be taken for the occasional occurrence of condensation due to temperature changes.
\nInstallation conditions: The external magnetic field at the installation site should not exceed 5 times the geomagnetic field in any direction. Generally, it is installed vertically, with the handle upward as the power-on position, and the tolerance in any direction is 2. There should be no obvious shock or vibration at the installation site.
\nExpanding to working and installation conditions, various environmental factors must be considered to ensure the best performance and reliability of the JCB3LM-80 Series Earth Leakage Circuit Breaker (ELCB). Specified ambient air temperature limits (ranging from -5\u00b0C to +40\u00b0C) and a 24-hour average temperature limit not exceeding +35\u00b0C are critical to maintaining the operational integrity of the ELCB. In addition, if the working environment is below -10\u2103 or -25\u2103, or exceeds +40\u2103 or below -25\u2103, users should communicate with the manufacturer when ordering to ensure that appropriate measures are taken.
\nIn addition, the installation location should not exceed 2000m above sea level to ensure optimal performance. Taking into account atmospheric conditions, the relative humidity should not exceed 50% when the ambient air temperature is +40\u00b0C, and higher relative humidity is allowed at lower temperatures. For example, at +20\u00b0C the relative humidity can reach 90%, taking the necessary precautions against occasional condensation due to temperature changes.
\nAnd the installation site should not be subject to an external magnetic field exceeding 5 times the geomagnetic field in any direction.\u00a0 ELCB is generally installed vertically, with the handle pointing upward to represent the power-on position, and the allowable error in any direction is 2. In addition, the installation location should be free from significant shock or vibration to ensure the stability and normal function of the ELCB. Considering these working and installation conditions is crucial to ensure reliable and effective operation of the JCB3LM-80 series earth leakage circuit breaker in various electrical environments.
\n
\nHow does the JCB3LM-80 ELCB work?
\nThe JCB3LM-80 ELCB is designed to provide protection against two main types of electrical faults. The first type is residual current or leakage, which occurs when a circuit is interrupted unexpectedly, usually due to wiring errors or accidental damage during DIY activities. For example, cutting the cable while using an electric hedge trimmer can cause this type of malfunction. If the power supply is not interrupted, individuals may suffer fatal electrical shocks.
\nThe second type of electrical fault is overcurrent, which may appear as an overload or short circuit. Overloading occurs when a circuit is loaded with too many electrical devices, causing power transmission to exceed the cable’s capacity. On the other hand, a short circuit can be caused by insufficient circuit resistance and a significant increase in amperage, posing a higher risk than an overload.
\n
\nDifferent types of ELCB
\ncommunicative
\nThese ELCBs are typically installed in homes and are designed to handle AC sinusoidal residual currents, providing protection for inductive, capacitive or resistive equipment. This type of ELCB\/RCBO operates immediately to detect imbalance conditions and does not have a delay function.
\n
\nType A
\nType A ELCBs are specifically designed to handle residual pulsating DC currents and AC sinusoidal residual currents up to 6mA. These devices are essential in providing protection against certain types of electrical faults, ensuring the safety of individuals and electrical equipment.
\nBy understanding the operation and different types of ELCBs, individuals and professionals can make informed decisions regarding the selection and installation of these devices to ensure complete protection against electrical faults in a variety of settings.
\n
\nWhat is leakage?
\nGround leakage is when current flows from a live conductor to the earth through an unintended path. This can occur due to poor insulation, damaged conductors, or contact between a live conductor and the body of the equipment. When such leakage occurs, especially when the leakage current exceeds 30mA, it may cause a significant risk of electric shock. In this case, the consequences of an electric shock can be serious and potentially fatal. To mitigate this risk, protective devices such as earth leakage circuit breakers (ELCBs) are used to detect and disconnect the power supply when such current leakage is detected.
\n
\nCause of leakage
\nLeakage can result from a variety of factors, including damaged insulation on live conductors, broken conductors, or improperly grounded equipment. When a live conductor comes into contact with the body of a device, the resulting electrical current can travel through a person’s body and reach ground, causing a potential electric shock. Identifying and addressing these causes is critical to preventing electrical hazards and ensuring the safety of individuals and equipment.
\n
\nFunctions of JCB3LM-80 earth leakage circuit breaker
\nThe JCB3LM-80 ELCB is an important safety device designed to prevent electric shock by monitoring and detecting leakage current flowing through unintended paths. In addition to protecting against current leakage, these ELCBs also provide protection against overload and short-circuit currents.\u00a0 The JCB3LM-80 ELCB plays a key role in ensuring electrical safety and preventing potential hazards by promptly detecting and disconnecting power when an electrical fault occurs.
\n
\nPole-based types
\nClassification of ELCBs based on the number of poles clearly indicates their application and use in different electrical systems. Understanding the differences between 2-pole, 3-pole and 4-pole ELCBs is critical to ensuring the correct selection and installation of these devices in a variety of electrical setups.
\n2-pole ELCB: This type of ELCB is designed for single-phase system protection. It has two input and two output terminals to accommodate phase and neutral connections. By providing protection in single-phase systems, 2-pole ELCBs play a vital role in preventing leakage, overload and short-circuit currents in residential, commercial and industrial environments where single-phase power distribution is prevalent.
\n3-pole ELCB: In contrast, 3-pole ELCB is designed for protection in three-wire, three-phase systems. This type of ELCB has three input and three output terminals, making it ideal for applications with three-phase power distribution. Its ability to provide comprehensive protection in three-phase systems makes it an important component of industrial and commercial electrical installations, ensuring the safety and reliability of electrical infrastructure.
\n4-pole ELCB: The 4-pole ELCB is designed for protection in four-wire three-phase systems. This type of ELCB has four input and four output terminals and helps ensure complete protection and safety of complex electrical systems with four-wire three-phase power distribution. Its ability to meet the unique requirements of such systems makes it an indispensable component in critical electrical applications such as industrial machinery, data centers and large commercial facilities.
\nBy understanding the different applications and functions of 2-pole, 3-pole and 4-pole ELCBs, electrical professionals and installers can make informed decisions regarding the selection and deployment of these devices to ensure optimal protection and protection in different electrical environments. Safety.<\/p>","protected":false},"excerpt":{"rendered":"

JCB3LM-80 series earth leakage circuit breaker (ELCB) is an important device that helps to protect people and property from electrical hazards. They provide earth leakage protection, overload protection and short circuit protection. It is important to keep your safe for homeowners and businesses.These devices are designed to ensure the safe operation of electrical circuits, triggering disconnection whenever an imbalance is detected. They are primarily used for the purpose of combined protection against overloading and short-circuiting against earth leakage currents. Available in 6A, 10A, 16A, 20A, 25A, 32A;40A, 50A, 63A, 80A Rated residual operating current: 0.03A(30mA), 0.05A(50mA), 0.075A(75mA), 0.1A(100mA), 0.3A(300mA) Available in 1 P+N (1 Pole 2 wires), 2 poles, 3 poles, 3P+N(3 poles 4 wires), 4 poles Available in Type A , Type AC Breaking capacity 6kA Compliant standards IEC61009-1<\/p>","protected":false},"featured_media":2159,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[78],"product_tag":[],"class_list":["post-2158","product","type-product","status-publish","has-post-thumbnail","product_cat-rcbo","first","instock","shipping-taxable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/w9-group.com\/fa\/wp-json\/wp\/v2\/product\/2158","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/w9-group.com\/fa\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/w9-group.com\/fa\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/w9-group.com\/fa\/wp-json\/wp\/v2\/comments?post=2158"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/w9-group.com\/fa\/wp-json\/wp\/v2\/media\/2159"}],"wp:attachment":[{"href":"https:\/\/w9-group.com\/fa\/wp-json\/wp\/v2\/media?parent=2158"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/w9-group.com\/fa\/wp-json\/wp\/v2\/product_brand?post=2158"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/w9-group.com\/fa\/wp-json\/wp\/v2\/product_cat?post=2158"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/w9-group.com\/fa\/wp-json\/wp\/v2\/product_tag?post=2158"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}