Shanghai Sunpole New Energy Co., Ltd.

Sunpole Miniature DC Circuit Breaker 63A DC1000V Solar DC MCB for Photoviltaic&DC Applications


SUNPOLE SL7P-63 Series Non-Polarity DC Circuit Breaker is designed for Solar PV application. The working voltage is from DC 12V to DC 1000V and the rated current is from 6A to 63A. Breaking capacity up to 6kA.

Due to the no polarity performance, the SL7P Series DC MCB can be used between solar inverter and batteries. It can protect the battery charge current and discharge current.

The rated voltage of 1P Solar DC Circuit Breaker is DC 250V which can be used between 12V to 250V.

For solar photovoltaic system, it’s important to protect the solar panels, barrary system and solar inverters from overload and short circuit.

 

Application:

Widely used in DC panel, DC distribution cabinet, DC combiner box, energy storage, photovoltaic, wind power station distribution box system, communication distribution box protection system, and can also be used for infrequent on-off conversion of lines under normal conditions.

YRO DC Switch designed the arc extinguishing chamber adopts a multi-grid

arc extinguishingchamber, and each pole is equipped

with 2 arc extinguishing chambers to enhance the

arc extinguishing capacity. The static contact arc ignition design is more conducive to the

arc entering the arc extinguishing chamber. Flame retardant rating of UL94 V-0.

Product Details:

SL7P PV Series Circuit Breaker SL7P-63
Frame degree rated current (A) 63A
Ue Rated operating voltage (V DC) 1P DC 250V 2P DC 550V 3P DC 750V 4P DC 1000V
Rated Current In (A) 6-10-16-20-25-32-40-50-63
Rated insulation voltage Ui (V DC) 2P: 800V 4P:1200V
Rated Impact voltage Uimp (kV) 8
Ultimate breaking capacity lcu (kA) 6 6 6 6
Run breaking capacity lcs (%lcu) 75% 75% 75% 75%
Curve type C
Trip type Thermal-magnetic
MECHANICAL 20000
8500
ELECTRIC 2500
1500
Shunt release (SHT)  

 

Option

Undervoltage release (UNT)
Auxiliary contact (AX)
Alarm contact (AL)
Wiring capacity (mm²) 1∼25mm²
Ambient temperature (℃) -20∼70
Altitude ≤2000
Relative humidity ≤95%
Pollution Level 3
Installation Environment No obvious shock and vibration
Installation category Class lll
Installation DIN Standard rail

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