Customization: | Available |
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Breaking Capacity: | Low Voltage Circuit Breakers |
Operation: | Electric Type |
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PV DC Moulded Case Circuit Breaker 500V 320A 2P 3P
Product Benefits
EM3DP-U series of DC plastic case circuit breakers for photovoltaics-parameters,the battery systems and energy storage systems,with over load protection and short.
DC MCCB based Switch Disconnectors EDM3 are used as a main switch in all kinds of DC applications. Thanks to theirs polarity independence can be used also for PV. They serve there as a main disconnector of DC side of the power plant in combiner or array boxes. These switch disconnectors have same size and design as standard EDM3 MCCBs. Therefore is there possibility to use fully compatible range of external and internal accessories including extended 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) |