The important role of universal circuit breakers in electrical systems
Universal circuit breakers are important components in electrical systems with a variety of functions and features that allow them to make, carry and break electrical current under normal and abnormal circuit conditions. In addition to protecting circuits and electrical equipment from potential electrical faults such as overload, undervoltage, short circuit, etc., universal circuit breakers also have the characteristics of flexible configuration and wide range of applications. In industrial settings, commercial facilities, and residential buildings, universal circuit breakers play an important role in ensuring the safety and reliability of electrical systems.

With the development of smart grids and smart electrical systems, universal circuit breakers have gradually gained intelligence and remote monitoring capabilities. By combining with intelligent control systems, universal circuit breakers can achieve remote monitoring, fault diagnosis and predictive maintenance, improving the intelligence level of electrical systems and providing more guarantees for the safety and reliability of electrical systems.
Universal circuit breakers feature a three-dimensional design layout. The contact system and instantaneous overcurrent release are installed on the insulating plate between the left and right side plates. The upper part is equipped with an arc extinguishing system to effectively manage and control fault arcs. The operating mechanism can be flexibly installed on the front or right side, with clear "open" and "close" instructions, and is equipped with a manual disconnect button, which increases safety and convenience. In addition, fast saturation current transformers or current-voltage converters are installed on the lower busbar to provide comprehensive protection and control capabilities.
The versatility of universal circuit breakers makes them suitable for a wide range of applications, ensuring the safety and reliability of electrical systems whether used in industrial settings, commercial facilities or residential buildings. Its advanced features, flexible configurations and wide range of applications make it a versatile and reliable solution for managing circuits and equipment. As the demand for efficient, safe electrical systems continues to grow, universal circuit breakers remain a critical component in meeting these requirements. An introduction and comprehensive overview of its functionality highlights its importance and value in the fields of electrical engineering and power distribution.

JCB1-125
JCB2-40M
JCB3-63DC
JCB3-80H
JCB3-80M
JCBH-125
JC125-4P
JCMX
JCSD
JCOF
JCMX1-125
JCOF1-125
JCSD1-125
JCR3HM
JCRD2-125
JCRD4-125
JCRB2-100
JC3RH-2P
JC3RH-S
JC3RH-B
JC3RH-BS
JCR2-63
JCR1-40
JCB2LE-80M
JCB2LE-80M
JCB2LE-80M
JCB2LE-40M
JCB1LE-125
JCB3LM-80
JCH2-125
JCH2-125
CJX2
CJ19
JCMCU
JCHA
JCSD-40
JCSD-60
JCSP-40
JCSP-60
JCSPV
WEW1-1000
WEW1-1600
WEW1-2000
WEW1-3200
WEW1-4000
WEW1-6300
DC6-125
AX-400-1250
AXAL-400-1250A
AL-400-1250
DC3-160
AXS-400-1250A
SHT-125-160
UVT-125-160A
P-250A-3P-A
400-3P/4P terminal cover
1250-3Pmccb accessories busbar
250-3P terminal conver
WLM6-TCV-160A-3P
WLM6-MIP-250A
WLM6-125A-3300 3P/4P
WLM6-160A-3300 3P/4P
WLM6-250A-3300 3P/4P
WLM6-400A-3300 3P/4P
WLM6-630A-3300 3P/4P
WLM6-800A-3300 3P/4P
WLM6-1250A-3300 3P/4P
WLM6-1600A-3300 3P/4P
WLM6-2000A 3P/4P
WLM8-125H-3300
WLM8-250H-3300
WLM8-400H-3300
WLM8-400H-4300
WLM8-630H-3300
WLM8-630H-4300
WLM6RT-125A
WLM6RT-160A
WLM6RT-250A
WLM6RT-400A
WLM6RT-630A
WLM6RT-800A
WLM6RT-1250A
WLM6E-160A-3300 3P
WLM6E-250A-3300
WLM6E-400A-3300 3P/4P
WLM6E-630A-3300
WLM6E-800A-3300 3P/4P
WLM6E-1250A-3300
WLM6E-1600-3300 3P/4P
WLM6E-2000A-3300 3P/4P
WLM8E-250H-3300
WLM8E-400H-3300
WLM8E-400H-4300
WLM8E-630H-3300
WLM8E-630H-4300
WLM6EY-250-3300 3P/4P
WLM6EY-400 3P/4P
WLM6EY-630 3P/4P
WLM6EY-800A 3P/4P
WLM6EY-1250A 3P/4P
WLM6ELY-160A
WLM6ELY-250A
WLM6ELY-400A
WLM6ELY-800A
WLM6ELY-1250A
WLM8EY-250H-3300
WLM8EY-400H-3300
WLM8EY-630H-3300
WLM6LY-125A
WLM6L-160A
WLM6LY-250A
WLM6LY-400A
WLM6LY-800A
WLM6LY-630A
WLM6LY-1250A
WLM8LY-125H-3300
WLM8LY-250H-3300
WLM8LY-400H-3300
WLM8LY-630H-3300
JCB3-63DC
JCB1-125DC
WLM7DC-250A-2300 2P/3P
WLM7DC-315A-3300 2P/3P
WLM7DC-400A-2300 2P/3P
WLM7DC-630A-3300 3P
WLM7DC-800A-2300 2P/3P
WLM7DC-400A 2300
WLM7DC-630A-2300 2P
WLM7HU-250-3300 3P
WLM7HU-315-3300 3P
WLM7HU-400-3300 3P
WLM7HU-630-3300 3P
WLM7HU-800-3300 3P
PV-1500V/250A
WEW3-1600
WEW3-2500
WEW3-4000
WEW3-7500













