Suntree 32 Amps | 550V | 2 Pole DC Solar Circuit Breaker (MCB) Features
• Short circuit protection, overload protection
• High breaking capacity, up to 6kA
• No positive and negative poles, can be reversed, easy to connect
• Rated working current to 32A
• Opening distance>9mm, quickly cut off the arc
• Labyrinth arc interrupter
• U-shaped magnetic blowing structure, improve the ability of disaster arc
• 7 rivets ensure wiring reliability
• Busbar design, reliable and beautiful wiring
• Unique shape design
• DC products with complete accessories, photovoltaic and energy storage systems
Suntree 32 Amps | 550V | 2 Pole DC Solar Circuit Breaker (MCB) Electrical Technical reference
SL7N-63 | |
Rated insulation voltage (Ui) | 1250V |
Rated service voltage (Ue) | DC(1P):15V,60V,100V,180V,250V; DC(2P):125V,375V,550V,600V,800V DC(3P):750V,800V; DC(4P):800V,1000V 1200V |
Rated current of current shell frame | 63A |
Different currents In the same current shell frame | 6A、10A、 16A、 20A、 25A、32A、 40A、 50A、 63A |
Rated service short-circuit breaking capacity Ics=Icu | lcs=Icu=6kA(2P800V/4P1200V Ics=Icu=2KA) |
Mechanical life | 8500 Times |
Electrical life | 1500 Times (< DC125V/1P, < DC250V/2P) 1000 times (other voltage specifications) |
Crtificate | |
Rated impulse withstand voltage Uimp | 6kV |
Trip characteristics I trip type | B/C |
Overvoltage category | Ⅲ |
Class of pollution | 3 |
Ingress protection | IP40; terminal IP20 |
Resistance to heat and humidity | Class 2 |
Relative humidity | ≤95% |
Standards compliant | IEC 60947-2 GB/T 14048.2 |
Shock resistance | According to IEC60068-2-6 |
Mechanical shock resistance parameters | According to IEC60068-2-27 |
Service ambient temperature | -30℃~70℃ |
IEC60068-4Resistance to heat and humidity(IEC60068-4) | Class Db (temperature 55℃ 6 cycles) |
Storage ambient temperature | -40℃~85℃ |
Altitude | ≤2000m |
Weight accessories | 0.12kg/P |
Accessories | OFISD/MX/MN/MX+OF |
MX control voltage Us | DC:12V,24V,220V; AC:110V,220V,380V power supply recommended not less than 75W |
MN rated voltage Un | AC220V AC380V |