Search
Products

You are here: Home > Products > Surge Protection Devices

Product Details
Desctription Symbol Unit Parameters & Models
Rated operational voltage Uc V 275 320 385 440
Nominal discharge current In kA 20 20 20 20
Maximum discharge current Imax kA 40 40 40 40
Voltage protection level Up Kv 1.2 1.5 1.8 2.0
Protection degree IP 20 20 20 20
Response time ns 25 25 25 25
Fuse A 32 32 32 32
Material PA6 PA6 PA6 PA6
Fire retardent (comply with) UL94V-0 UL94V-1 UL94V-2 UL94V-3
Standards IEC61643-1:1998
Single Phase Model

L/N

L,N

BY7-40/1-275

BY7-40/2-275

BY7-40/1-320

BY7-40/2-320

BY7-40/1-385

BY7-40/2-385

BY7-40/1-440

BY7-40/2-440

L/N+NPE BY7-40/1+1-275 BY7-40/1+1-320 BY7-40/1+1-385 BY7-40/1+1-440
Three phase Model L1,L2,L3 BY7-40/3-275 BY7-40/3-320 BY7-40/3-385 BY7-40/3-440
L1,L2,L3,N BY7-40/4-275 BY7-40/4-320 BY7-40/4-385 BY7-40/4-440
L1,L2,L3,N+NPE BY7-40/3+1-275 BY7-40/3+1-320 BY7-40/3+1-385 BY7-40/3+1-440
Local indication: Green indicates normal state and red indicates failure.

Product Inquiry
If you would like a quotation or further information about this product, please fill in the form below and we will reply to you soon.
看不清?点击更换