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ABB CT-ERS.21S Time Relay 2CO SPDT Contact 24-240VAC/DC 4A Screw Terminal

Product Code: CT-ERS.21S

  • Wide voltage range: 24-240 VAC/VDC
  • Compact DIN rail mounting: 22.5 mm width
  • Long mechanical life: 30 million operations
  • Adjustable operating time: 0.05 s to 300 hr
  • IP20/IP50 protection rating
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Specifications

General

Product Type
Time Relay
Brand
ABB
Series
CT

Electrical

Rated Control Supply Voltage (Us)
24V to 240V AC/DC
Rated Insulation Voltage (Ui)
Input Circuit / Output Circuit 500V Output Circuit 1 / Output Circuit 2 300V
Rated Operational Voltage (Ue)
Auxiliary Circuit 250V DC
Rated Operational Current AC-15 (Ie)
(230V) 3A
Timing Range
0.05 s ... 300 h
Output Type
2 C/O Contacts
Rated Frequency
50 / 60Hz DC
Terminal Type
Screw Terminals
Rated Operational Current AC-12 (Ie)
(230V) 4A
Rated Operational Current DC-12 (Ie)
(24V) 4A
Rated Operational Current DC-13 (Ie)
(24V) 2A
Timer Relay Type
ON-Delay
Short-Circuit Protective Devices
Output Circuit NC-F Type Fuses 6 A Output Circuit NO-F Type Fuses 10 A

Dimensions & Physical Data

Depth
103.7mm
Height
85.6mm
Weight
0.13kg
Width
22.5mm

Environmental

Storage Temperature
-40°C to 85°C
Operating Temperature
-20°C to 60°C
IP Rating
IP50

Documents

IPD Product Catalogue V17

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