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25kA and 50kA SPD (BY2-BC-25/BY2-BC-50)PDF
Model BY2-BC-25
Rated working voltage of Uopv(V) 220~690 (3phase 50Hz)
Max. continuous operating voltage Uc: 255/400V
Electric charge quantity of Q (As) 12.5
Nominal discharge current In 8/20µs (kA) 100
Max. discharge current Imax 8/20µs (kA) 200
Impulse current Imax 10/350 (kA) 25
Voltage protection level Up (kV) <1.5
Combination 3+0 4+0
Wiring capacity 6~35mm
Protection class IP IP20
Material PA6
Local indicator Green indicates normal state and red indicates failure
The outer flame retardant grade Comply with UL94V-0
Model: BY2-BC-50
Nominal operating Voltage Uc: 230V(50/60Hz)
Max. continuous operating voltage Uc: 385V
Nominal discharge current In 8/20µs: 50kA
Impulse current Imax: 50kA
Voltage protection level Up: <2.5kV
Short circuit current rating isccr: 20kA
Max. required backup fuse rating 500A (gl/gG)
Response time 100ns
Insulation resistance (100Vdc) >100M
Cable size 4-35mm
Casing flame retardant class UL94V-0
Casing protection grade IP20
Number of pole: 1
Installation method DIN 35mm (can be separated)
Operating temperature 40°C-+70°C
Humidity 5%-90%
Altitude <2000m