1.Standard: IEC60947-2 2.Certificate: CE. 3.Pollution degree: 2 4.voltage up to DC 250V 5.operational current up to 40A
Description for DC circuit breaker:
1. GSB1Z-40 series Miniature Circuit Breaker is mainly used in DC circuit with rated operational voltage up to DC 250V, with operational current up to 40A.
2. It can be attached with auxiliary contact, alarming contacts, shunt release.
Working condition and installation condition:
1.Ambient temperature: -5 to +40°C, and the average temperature in a 24 hour period can not exceed +35°C.
2.Humidity is up to 50% at +40°C ambient temperature, and 90% at 20°C.
3.Site altitude: ≤2000m
4.Pollution degree: 2
5.Installation category:2, 3
6.Installation: shall be mounted on TH35-7.5 DIN rail
GSB1Z-40 range minature DC circuit breaker is mainly used in the DC electric circuits with the rated voltage of up to 250V and the rated working current of up to 40A for purpose of the protection of over-load;short-circuit as well as the non-frequently switching. This circuit breaker can be fitted with the auxiliary contacts, the alarm contacts and the field-exciter tripping,the alarm contacts and the field-exciter tripping accessories to realize the remote breaking-off and signal control functions.
STRUCTURAL FEATURES1.This breaker use module design and can used with shunt trip and auxiliary contacts ect.2.IEC60947-23.GB14048.24.This product complies with the demands of the following standards:IEC60947-2<Low-voltage Switchgear and Control Gear Part 2 low-voltage breaker>GB14048.2<Low-voltage Switchgear and Control Gear low-voltage breaker>5.Throught the CCC certification,the EUCE safety certification
Note: User can specially order:
1.rated current is 50A and 63A DC breaker,
2.3P and 4P DC breaker
working condition and installatino condition
1.Environment temperature:-50~+40°C,the average hours of temperature exceeding +3°C during 24 hours.
3.There must be not any explosive medium and there must be not any gas which would corrode metal or any conducting dust which would destroy the insulation.
4.Products should be used in no significant impact and vibration place.
5.Installing categories: Class 2,3
6.Pollution protection:Grade 2
7.Installing condition:mounted by TH35-7.5 standard rail track
Basic technical parameters
DC Rated voltage
Rated insulation voltage
Electrical life span
Machine life span
Over-current instantaneous action character
Over-load protection character
5s in the current trial will be stable up to the value of the aggrement
Short-circuit protection character
Time-current characteristic curve
Outline and mounting dimensions as follow:
Circuit breaker terminals and polarity mark as follow:
Solar power systmen DC miniature circuit breaker