ABB CT-SDS.225 Series DIN Rail Mount Timer Relay, 24 → 240 V ac, 24 → 48V dc, 2-Contact, 0.05 s →

View all Timer Relays
Bulk discount available

Subtotal (1 unit)*

£74.82

(exc. VAT)

£89.78

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • 11 unit(s) shipping from 05 December 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 - 4£74.82
5 - 9£71.08
10 - 24£67.33
25 - 49£63.60
50 +£59.85

*price indicative

RS Stock No.:
746-7034
Mfr. Part No.:
1SVR730210R3300 CT-SDS.22S
Brand:
ABB
Find similar products by selecting one or more attributes.
Select all

Brand

ABB

Supply Voltage

24 → 240 V ac, 24 → 48V dc

Mounting Type

DIN Rail

Mode of Operation

Star Delta Changeover

Time Range

0.05 s → 10min

Number of Contacts

2

Number of Timer Functions

Single

Contact Configuration

DPST

Time Increment

Minutes, Seconds

Maximum Current

4A

Maximum Voltage

300V ac

Switch Configuration

DP

Terminal Type

Screw

Width

22.5mm

Power Supply

External

Minimum Voltage

12V

Depth

113.4mm

Minimum Current

10mA

Length

85.6mm

Series

CT-SDS.225

Maximum Operating Temperature

+60°C

Minimum Operating Temperature

-25°C

Contact Material

Cadmium Free

Time Delay

(Recovery) <80ms

COO (Country of Origin):
DE

ABB Timer Relay, External Power Supply, DP Switch Configuration - CT-SDS Series - 1SVR730210R3300


Choose this timer relay from ABB to stagger start-up in your industrial system. It's a versatile unit that functions with a broad supply voltage between 24 and 240V AC or 24 and 48V DC. Make use of seven time ranges to fully customise your operations – you'll find time choices between 0.05 seconds and 10 minutes. DIN rail mounting and screw terminals mean this device is a cinch to set up.

Features & Benefits


• 3 inbuilt LEDs display operating status for fast and easy monitoring
• Cadmium-free contacts are an environmentally friendly option
• IP50-rated enclosure protects against dust to support glitch-free performance
• Compact dimensions of 85.6 (L) x 22.5 (W) x 103.7mm (D) mean it's space-efficient

Applications


• Lighting systems
• Process control
• Motor starting
• HVAC equipment

What mechanical lifespan will I get from this unit?


This timer relay has a mechanical lifespan of up to 30 million switching cycles, so it delivers long-term performance.

What does the device's star-delta changeover mode do?


It's an operating system that prevents excess current use during motor starting operations by initially energising the motor in a star configuration to limit harmful inrush current.

Related links