Molded Case Circuit Breakers (MCCB) MB-Series

Brand :

MITSUBISHI

Caution

Product Description

WS series MB type no-fuse breaker for motor protection.
[Features]
· Can protect motor against short circuits / overload.
· Series expanded and models renewed from 30 A frames to 1,600 A frames.
· Connection method: front surface type, back surface type, embedded type, inserted type.
[Applications]
· Earth leakage breaker for motor protection.

MB30-CS characteristics of MITSUBISHI Circuit Breakers

Model Circuit Breakers				MB30-CS Circuit Breakers
Rated current (A) at standard ambient temperature 40°C (45°C for ships)				(0.8) (1.2) 1.4 (2) 2.5 (3.2) 4 (5) 6.3 7.1 (8) 10 (12) 16 25 32
Number of poles				2 (for single-phase)	3
Rated insulation voltage (V)				500
Rated breaking capacity (kA)	JIS C 8201-2-1 Ann.1 JIS C 8201-2-1 Ann.2 IEC 60947-2 EN 60947-2 (Icu/Ics)	AC	690 V	-
			500 V	-
			440 V	-
			415 V	1.5/1.5
			400 V	1.5/1.5
			380 V	1.5/1.5
			240 V	2.5/2
			200 V	2.5/2
		DC	250 V	-
	GB 14048.2 (Icu/Ics)	AC	415 V	-
			400 V	-
			380 V	-
			240 V	-
		DC	250 V	-
	NK	AC	460 V	1.5
		AC	250 V	2.5
		DC	250 V	-

Operating Characteristics Curve of MITSUBISHI Circuit Breakers

WS series MB type MCCB for motor protection: related image

Temperature Characteristics Curve of MITSUBISHI Circuit Breakers

MB30-CS Drawing of MITSUBISHI Circuit Breakers

Front Surface Type of MITSUBISHI Circuit Breakers

Back Surface Type of MITSUBISHI Circuit Breakers

*Circuit Breakers, See the catalog for details on other products.