SICK GTB20 Manuel D'instructions page 162

操作指南
5.3 关于 UL 认证的提示
zh
162
操 作 指 南 | GTB20
表格 9: AC/DC 继电器
GTB20x-
RC1
BN
BU
WH
BK
GY
SD1
BN
BU
GY
BK
WH
UL approval
表格 10: UL approval
G20 products with DC voltage supply and
connector or cable or cable with connector
G20 products with UC voltage supply with
cable and cable with connector
G20 products with terminal chamber (DC
and UC voltage supply)
Gxx20x-QK and Gxx20x-QL
The device shall be supplied from an isolating transformer having a secondary
overcurrent protective device that complies with UL 248 to be installed in the
field rated either:
a) max 5 amps for voltages 0 V ~ 20 V (0 V ~ 28.3 V peak), or
b) 100 / Vp for voltages of 20 V ~ 30 V (28.3 V ~ 42.4 V peak).
Alternatively, they can be supplied from a Class 2 voltage supply.
UL Environmental Rating: Enclosure type 1
For use in NFPA 79 Applications only.
继电器
BN
L1 L1
BU
N N
WH
BK
GY
BN
L1 L1
BU
N N
GY
BK
WH
I = 3 A @ 250 V AC
max
4 A @ 24 V DC
0.22 A @ 250 V DC
UL:
4 A @ 250 V AC，通用
4 A @ 250 V AC，电阻式
(NO)
3 A @ 250 V AC，电阻式
(NC)
4 A @ 24 V DC, NO, 通用
3 A @ 24 V DC, NC，通用
R300/B300（仅 NO 触点）
8026846.1K1C/2023/06/07 | SICK
如有更改，恕不另行通知