PC/ABS Eberry ERM1 Series Micro Molded Case Circuit Breaker 1p 2p 3p 4p

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PC/ABS Eberry ERM1 Series Micro Molded Case Circuit Breaker 1p 2p 3p 4p
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Features
Specifications
Model Number: ERM1
Rated Voltage: AC400V, AC690V
Product Name: Moulded Case Circuit Breaker
Protection: Overload And Short Circuit
Material: PC/ABS
Type: Mini
Poles Number: 3,4
Rated Frequency: 50 Hz/60 Hz
Basic Infomation
Model Number: ERM1
Payment & Shipping Terms
Supply Ability: 10000 Unit/Units per Month
Product Description

• Application Scope

- ERM1 series moulded case circuit breaker ( hereinafter referred to as the circuit breaker ),is suitable for occasional conversion and motor start ( Inm<=630A type and below )under the circuit of AC 50Hz/60Hz,rated insulation voltage of 690V(500V for ERM1-63),rated operational voltage of 400V and below and rated current to 1250A.The circuit breaker has protection function to avoid overload ,short circuit and under-voltage,for assuring the prevention from damage of circuits and power-supply devices . - The circuit breaker can be classified into three types of L (standard),M (moderate high breaking )and H (high breaking )according to the rated limit short circuit breaking capacity ( Icu).It has features of small volume ,high breaking and short flashover ,vibration resistance ,etc . - It can can be installed vertically (vertical assembly )or horizontally (horizontal assembly ).It has isolation function. - The circuit breaker conforms to requirements of IEC 60947-2 and GB14048.2 standards.

• Normal Working Environment

- Altitude<=2000m - Ambient temp: -5°C ~ +40°C - Able to tolerate the influence of salt mist and oil mist - Pollution level: 3 - Maximum gradient is 22.5° - In the medium without explosion danger and the medium has not enough corrosion to metal,to destroy the insulation gas and conductive dust. - In the place without invasion of rain and snow. - Installation category III.
• Protective Characteristics Motion performance of release - For power distribution

Rated operational current of release(A)
Thermal overload release(fiducial temperature 40°C)

Current action of electromagnetic release(A)


Remarks
1.05(cold state) Non-actuation time(h)
1.30In(thermal state)actuation time(h)
10<In<=63
>=1
<1
10In+-20%
Distribution protective type Notes:1250A for 7In+-20%
63<In<=100
>=2
<2
10In+-20%
100<In<=1250
>=2
<2
5In+-20%
7In+-20%
10In+-20%
Notes:Rated current is less than 160A and has no 5 In current magnetic release.
- For motors protection
Rated operational current of release(A)
Thermal overload release(fiducial temperature 40°C)
Current action of magnetic release(A)
1.0In(cold state)Non-actuation time(h)
1.20In(thermal state)actuation time(h)
1.50In(thermal state)actuation time(h)
7.20In(cold state)actuation time(h)
10<=In<=630
>=2
<=2
8min
6S<Tp<=20S
12In+-20%
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