EKEM4D Three Phase Smart Meter
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EKM1-125DC series DC miniature circuit breaker (hereinafter referred to as circuit breaker) is suitable for lines with rated current of 125A and below DC rated voltage of 250V or 500V and 1000V. lt is used for overloading and short-circuit protection of facilities and electrical equipment of DC power distribution system, and can be widely used in electric power, post and telecommunications, communication, industrial and mining enterprises and other industries. This product meets the requirements of IEC60947-2.
Protection functions: overload, short circuit
Rated short circuit breaking capacity icu up to 10kA
Non-polarity, easy wiring
Rated current in up to 125A
Rated voltage ue up to 1000V
Designed for PV, energy storage and other dc applications
Electrical Features |
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| Rated Current In | 80,100,125A |
| Poles | 1P,2P,4P |
| Rated voltage Ue | 1P(250V), 2P(500V), 4P (1000V) |
| Rated breaking capacity | 10.000A |
| Rated impulse withstands voltage (1.5/50) Uimp | 4,000V |
| Dielectric test voltage at ind. Freq. for 1 min | 2kV |
| Pollution degree | 2 |
| Thermo-magnetic release characteristic | 8~12 |
Mechanical Features |
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| Electrical life | 4,000 Cycles |
| Mechanical life | 10,000 Cycles |
| Contact position indicator | Yes |
| Protection degree | IP20 |
| Reference temperature for setting of thermal elements | 30℃ |
| Ambient temperature (with daily average≤35℃) | -5℃~+40℃ |
| Storage temperature | -25℃~+70℃ |
Installation |
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Terminal connection type
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Cable/Pin-type busbar/U-type busbar |
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Terminal size top/bottom for cable
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50mm² 18-2AWG |
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Terminal size top/bottom for busbar
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50mm² 18-2AWG |
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Tightening torque
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3.5Nm 30In-Ibs
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| Mounting |
On DIN rail EN60715(35mm) by means of fast clip device
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| Connection | Power supply in both directions |
Combination with accessories |
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| Auxiliary contact | EKM1H-OF |
| Alarm contact | EKM1H-FB |
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ETEK is committed to providing the best service for our customers!
No.770 Wutun Fast Road,Anhui Xinwu Economic Development Zone,Wanzhi District,Wuhu City,Anhui Province,P.R.China.
E-mail : sales@etek-electric.com
Website : www.etek-electric.com
No.288 Wei 17th Road,Economic Development Zone,Yueqing City,Zhejiang China.
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