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