Customization: | Available |
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Breaking Capacity: | Low Voltage Circuit Breakers |
Operation: | Electric Type |
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Product Benefits
Explore the EM3DP-U series of DC plastic case circuit breakers, meticulously crafted for photovoltaic systems, battery systems, and energy storage. Equipped with exemplary overload protection and short-circuit defense.
DC MCCB based Switch Disconnectors EDM3 excel as the main switch in diverse DC applications. Their polarity independence enhances versatility, making them perfect for PV setups. As main disconnectors on the DC side of power plants in combiner or array boxes, they match the size and design of standard EDM3 MCCBs, offering full compatibility with external and internal accessories like rotary handles, auxiliary contacts, tripping units, motor operators, and terminal covers.
Table | ||||||
IEC60947-2 GB14048.2 | ||||||
Electrical performance | ||||||
Frame rating rated current Inm (A) | 320 | 400 | ||||
Rated currentIn (A) | 63,80,100,125,
140,160,180,200, 225,250,280,315,320 |
225,250,315,350,400 |
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Number of poles | 2 | 3 | 2 | |||
Rated Operating Voltage Ue (V) DC | DC500 | DC1000 | DC1500 | DC250/500 | DC750/1000 | DC1250/1500 |
Rated insulation voltage Ui (V) | DC1250 | DC1500 | DC1500 | |||
Rated impact withstand voltage Uimp (kV) | 8 | 12 | 12 | |||
Set display short-circuit breaking Icu (kA) | 50 | 20 | 20 | 70 | 40 | 20 |
Connection method | Up in down out,Down in up out(2P,320/3P) Down in down out,Up in up out | |||||
Use category | A | |||||
Mechanical life (total cycles) | 2000 | 10000 | ||||
Electrical life (total cycles) | 3000 | 2000 | 1500 | 1000 | 1000 | 700 |
Total breaking time (ms) | 20 | |||||
Whether it has isolation characteristics | Yes | |||||
Allowable ambient temperature | -35~+70oC | |||||
Protection class | IP20 | |||||
Quality Certification | CCC . CE . CB . TUV | |||||
Accessories available | Auxiliary. Alarm. Split excitation. Manual operation. Electric operation | |||||
Dimensions | 180×76×126(2P)
180×107×126(3P) |
250×124×165(2P) |