EcoMaster Series Molded Case Circuit Breaker EM630 ln250-630A 400V
The new EcoMaster Series Molded Case circuit breaker, with four
types of frame rated current covering 10A-1000A,breaking capacity up to 100kA(Icu) 75kA (Ics), has comprehensive
intelligent tripping and residual current protection products.
The circuit breaker meets the following standards
● IEC60947-1 and GB 14048.1-2006 general rules for low-voltage
switchgear and control equipment
● IEC60947-2 and GB 14048.2-2008 low-voltage switchgear and control
equipment circuit breakers
● IEC60947-4-1 and GB 14048.4 low-voltage switchgear and control
equipment electromechanical contactors and motor starters
● The circuit breaker has passed the national compulsory "CCC"
certification
● Obtained internationally recognized CB certificate
- EcoMaster series plastic case circuit breakers (hereinafter
referred to as circuit breakers) are suitable for infrequent
conversion and motor protection in circuits with AC 50Hz, rated
working voltage 690V and below, and rated working current to 1000A
- The altitude of the installation site does not exceed 2000m
- The circuit breaker can be operated under the condition of ambient
air temperature of -5℃∽+40℃, and the average value of 24 hours does
not exceed 35℃ (except for special orders)
- The relative humidity of the air at the installation site does not
exceed 50% when the maximum temperature is +40°C, and can have a
higher relative humidity at a lower temperature, for example, up to
90% at 20°C. Special measures should be taken for the occasional
condensation due to temperature changes
- Pollution degree is 3
- The installation category of the main circuit of the circuit
breaker and the undervoltage release is Ⅲ, and the installation
category of the other auxiliary circuits and control circuits is Ⅱ
- The circuit breaker can be installed vertically (ie vertical
installation) or horizontally (ie horizontal installation)
- The circuit breaker should be installed and wired according to the
product manual
![](http://img.everychina.com/nimg/27/a2/b6a96eded291db6edfd3c7deff96.jpg)