Elecal Moulded Case Circuit Breaker

• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Electric Type
• Speed: High-Speed Circuit Breaker
• Arc-extinguishing Medium: Air
• Installation: Fixed
• Structure: Moulded Case Circuit Breaker
• Model NO.: Sm7
• Poles Number: 4
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker
• Certification: ISO9001-2000, CE, CB, CCC
• Color: Black,White
• Quality: High Breaking
• Transport Package: Carton
• Specification: cooper iron plastic
• Trademark: elecal
• Origin: Wenzhou
• HS Code: 85362000
• Production Capacity: 1000000

Product Description

1.Application
SM7 series MCCB is applicable circuit of AC 50Hz, rated insulation voltage 660V, ratedoperating current 15-225A, for distribute energy of electricity and infrequent making & breakingcircuit in normal conditions. The products conforms to IEC60947-2 standard.
2.Specification

 

Type		SM7-100	SM7-225
Poles number		3	3
Rated current In(A)		15~100	100~225
Rated operating voltage Ue(V)		AC 600V DC 250V	AC 660V
Rated insulation voltage Ui~(V)		AC 690V	AC 690V
Utilisation category		A	A
Rated ultimate short-circuit breaking capacityIcu(KA)	AC 500V	2	5
	AC 440V	5	7.5
	AC 415V	5	7.5
	AC 380V	5	7.5
	AC 240V	7.5	15
Rated short-circuit servicebreaking capacityIcs(KA)	AC 500V	1	2.5
	AC 440V	2.5	3.8
	AC 415V	2.5	3.8
	AC 380V	2.5	3.8
	AC 240V	3.8	7.5

 

 

 

   3.Outline and Installation Dimension