ABB DIN Rail Timer Relay, 2-Contact, 24 V dc 24V ac, 240 V ac, 0.05 s → 10 min, 1-Function, DPDT Switch

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MYR902.02

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25 - 124MYR883.08
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RS Stock No.:
746-7015
Mfr. Part No.:
1SVR730120R3300 CT-ARS.21S
Manufacturer:
ABB
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Brand

ABB

Product Type

Timer Relay

Mount Type

DIN Rail

Function

OFF Delay

Time Range

0.05 s → 10 min

Number of Contacts

2

Number of Timer Functions

1

Contact Configuration

DPDT

IP Rating

IP50, IP20

Supply AC Voltage

24V ac, 240V ac

Supply DC Voltage

24 V dc

Contact Current

4A

Minimum Operating Temperature

-25°C

Maximum Operating Temperature

60°C

Terminal Type

Screw

Mode

Power-Off Delay

Height

85.60mm

Width

22.5mm

Standards/Approvals

RoHS

Length

103.70mm

COO (Country of Origin):
DE

ABB Timer Relay, 24V Supply Voltage, OFF Delay Function - 1SVR730120R3300 CT-ARS.21S


This timer relay provides a power-off delay function for control systems, enabling timed disconnection after loss of supply. It is intended for DIN-rail mounting within electrical panels and offers selectable AC or DC supply options for versatile control-panel use. The unit operates across a broad ambient range and includes screw‑style terminals for straightforward wiring.

Features and Benefits:


• 0.05s to 10min time range enables precise delay adjustment
• 4A contact rating supports moderate load switching
• Dual 24V AC and 24V DC supply compatibility aids system integration
• Two independent contacts increase control flexibility
• RoHS compliance minimises restricted‑substance concerns

Applications


• Suitable for sequencing circuits in industrial control panels
• Ideal for timed shutdowns in motor control systems
• Used for delay functions in building automation installations
• Can be used for safety interlock timing in machinery

What mounting method does it use?


It mounts on a standard DIN rail for panel installation.

Which Terminal type is provided for connections?


Screw terminals are supplied for electrical wiring.

What environmental temperature range can it operate within?


It is rated to function between -25°C and 60°C.

What protection ratings does the enclosure have?


The product carries IP50 and IP20 ratings for its enclosure.

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