AC Surge Protective Device 1P+N 275V AC SPD Breaker

for solar panel system

- No.of pole: 1P , 2P ,2+1 , 3P , 3+1 ,4P
- Rated voltage: 275V ,385V ,440V AC 
- Type of network systems: TN-S, TN-C-S , IT , TT
- Maxium discharge surge current: 20kA ,40kA 
- Plug-in replacement module with indicator
- Available with signaling auxiliary
- DIN rail 35mm installation
- Comply with IEC61643-11, EN50539-11

Descriptions

Type	BY7-20/1+1-275	BY7-20/1+1-385	BY7-20/1+1-440	BY7-40/1+1-275	BY7-40/1+1-385	BY7-40/1+1-440
Type of network system	TT
Maxium continuous voltage (Uc)	275V	385V	440V	275V	385V	440V
Maxium discharge surge current (Imax)	20kA			40kA
Norminal discharge current(8/20us) In	10kA			20kA
Voltage protection level (Up)	1.0kV	1.5kV	1.8kV	1.2kV	1.8kV	2.2kV
Protection rating	IP20
Fuse or circuit breaker（Gg）	10
Connection	Screw terminal : 4 to 25mm² , by busbar
Temperature range	-40℃+80℃
Disconnection indicator	RED INDICATOR
Mounting	symmetrical rail(EN50022/DIN46277-3) 35mm
Housing material	PA6 UL94-V0

Type	BY7-20/2-275	BY7-20/2-385	BY7-20/2-440	BY7-40/2-275	BY7-40/2-385	BY7-40/2-440
Type of network system	TN-S, TN-C-S , IT
Maxium continuous voltage (Uc)	275V	385V	440V	275V	385V	440V
Maxium discharge surge current (Imax)	20kA			40kA
Norminal discharge current(8/20us) In	10kA			20kA
Voltage protection level (Up)	1.0kV	1.5kV	1.8kV	1.2kV	1.8kV	2.2kV
Protection rating	IP20
Fuse or circuit breaker（Gg）	10
Connection	Screw terminal : 4 to 25mm² , by busbar
Temperature range	-40℃+80℃
Disconnection indicator	RED INDICATOR
Mounting	symmetrical rail(EN50022/DIN46277-3) 35mm
Housing material	PA6 UL94-V0