LOW VOLTAGE CIRCUIT BREAKER    
 
 

MINIATURE CIRCUIT BREAKER (MCB)
Typically range from 6 to 125 amps
1, 2, 3 and 4 pole series
MCBs are classified into three major types(B,C,D) according to their instantaneous
tripping currents
[IEC 60898, IEC 609472-2]

 
 

RESIDUAL CURRENT CIRCUIT BREAKER (RCCB)
2 and 4 pole series up to 63AF
The most widely used are 30 mA (milliamp) and 100 mA devices

 
 

MOLDED CASE CIRCUIT BREAKER (MCCB)
3 & 4 pole devices
MCCBs cover all ratings from 3A to 1600A
Comply with IEC 947-1 and 947-2 standards, applied standard IEC 60947-2

 
 

EARTH LEAKAGE CIRCUIT BREAKER (ELCB)
Phase (line), Neutral and Earth wire connected through ELCB.
2,3,4 Poles
Up to 1200 AF, 460 VAC, 1200A

 
 

AIR CIRCUIT BREAKER
Circuits ranging from 800 Amps to 10000 Amps.
High breaking current 120kA, 6300A at AC500V, Up to 6300A, 4 frame
Passed the type test by KEMA according to IEC60947-2

 
 

CONTACTOR & RELAY
Used to control, provide signals and interlock switching devices and switchgear panels.
Rated current : 6 ~ 800A
KEMA, UL/CSA, CE certified, Comply with IEC 60947-4-1

MEDIUM VOLTAGE CIRCUIT BREAKER    
 
 

VACUUM CIRCUIT BREAKER
Rated short-circuit withstand characteristics : 3sec
Control voltage DC 24~30V, DC 48~60V, DC 110V, DC 125V, DC 220V, AC 48V, AC 100~130V,
AC 220~250V
Standard and certification IEC 62271-100(2008.04) [M2, C2, E2(List1)]

 
 

VACUUM INTERRUPTERS
Small Size and Light Weight
High performance, reliability, and long life are assured
Maintains High Vacuum, High speed interruption and short arcing time
IEC, ANSI and NEMA performance standards

 
 

VACUUM CONTACTORS
Applied standards : IEC Pub. 60470, IEC 60282-1, JEM 1167, KEMC 1126
Ratings : 3.6/7.2kV, 200/400A, 50/60Hz

 
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