ABB Position of Connecting Terminal CR-U 21

ABB Position of Connecting Terminal CR-U 21

• Extended Product Type : Other

• Product ID : CR-U 21

• ABB Type Designation : Other

Description

• The CR-U 21 plug-in module is a pluggable function module for the CR-U range sockets. This module provides reverse polarity protection/free wheeling diode. The rated control supply voltage is 6-220 V DC.

Specification of ABB CR-U 21

• Function : Accessory for interface relays CR-U
• Sub-Function : Pluggable function module for universal relay sockets
• Sub-Function 2 : Reverse polarity protection Free-wheeling diode
• Output : none
• Rated Control Supply Voltage : 6 … 220 V DC,   6 … 230 V DC
• Net Weight : 0.007 kg