Specifications

Product Type	Voltage monitoring relay
Brand	ABB
Series	CM-EFS.2
Function	Simultaneous overvoltage and undervoltage monitoring
Electrical Endurance	100000 cycle
Over Voltage Category	III
Rated Control Supply Voltage (Us)	24 to 240 V AC/DC
Rated Insulation Voltage (Ui)	600 V
Rated Operational Current AC-15 (Ie)	3 A
Timing Range	0.1-30 s
Contact Configuration	(2) 1CO or (1) 2CO
Measuring Range	3 to 30 V; 6 to 60 V; 30 to 300 V; 60 to 600 V AC/DC
Output Type	(2) 1CO, (1) 2CO
Rated Frequency	50/60 Hz
Rated Voltage	24-240 VAC/VDC
Terminal Type	Screw type terminals
Rated Operational Current AC-12 (Ie)	4 A
Rated Operational Current DC-12 (Ie)	4 A
Rated Operational Current DC-13 (Ie)	2 A
Time Range	0 s; 0.1 to 30 s
Minimum Switching Capacity	24 V / 10 mA
Rated Operational Voltage (AC/DC)	250 V
Output	1 x 2 c/o (SPDT) contacts or 2 x 1 c/o (SPDT) contact, configurable
Short-Circuit Protective Devices	6 A fast-acting (n/c contact); 10 A fast-acting (n/o contact)
Mechanical Durability	30000000 cycle
Colour	U/T: Green, U: Red, R: Yellow
Conductor Cross Section Flexible	1 x 0.5 to 2.5 mm²; 2 x 0.5 to 1.5 mm²
Conductor Cross Section Solid Core	1 x 0.5 to 4 mm²; 2 x 0.5 to 2.5 mm²
Housing Material	UL 94 V-0
Mounting Type	DIN Rail
Depth	103.7 mm
Height	85.6 mm
Weight	0.157 kg
Width	22.5 mm
Storage Temperature	-40 to 85 °C
Operating Temperature	-25 to 60 °C
IP Rating	IP50 (housing); IP20 (terminals)
Standards and Approvals	IEC/EN 60947-5-1; IEC/EN 60255-27; EN 50178; UL 508; CAN/CSA C22.2 No. 14; GL; EAC; CCC; RMRS; CE; RCM