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1SVR508130R0000 ABB CT-VWC.12 Time Relay Impulse-ON 1c/o
ABB CT-VWC.12 electronic impulse-ON time relay with one changeover output, 24–48 V DC or 24–240 V AC control supply and seven selectable time ranges from 0.05 s to 100 h.
£29.41
Why Choose the ABB CT-VWC.12 Time Relay?
The ABB CT-VWC.12 is a compact and reliable electronic impulse-ON time relay designed for precise timing and sequencing in industrial control and automation systems. As part of the established ABB CT-C timer relay range, it provides a defined output pulse when the control signal is applied, making it suitable for machinery, control panels and electrical automation applications.
This single-function timer relay provides seven selectable time ranges from 0.05 s to 100 h, allowing the required impulse duration to be configured for a wide range of control applications. Its compact design, front-mounted adjustment controls and clear operating characteristics simplify installation, commissioning and operation.
With a rated control supply voltage of 24–48 V DC or 24–240 V AC and one changeover relay output, the CT-VWC.12 provides flexible switching capability for industrial control circuits. Its compact 17.5 mm wide housing is well suited to installations where control panel space is limited.
Key Advantages
- Compact impulse-ON electronic time relay for industrial automation applications.
- Seven selectable time ranges from 0.05 s to 100 h.
- 24–48 V DC or 24–240 V AC control supply for flexible installation.
- One changeover (1 c/o) relay output for versatile switching applications.
- Adjustable impulse timing for straightforward configuration of control sequences.
- Compact 17.5 mm wide housing for space-efficient control panels.
Key Features
- ABB CT-C timer relay range.
- Impulse-ON (interval) timing function.
- 1 c/o (SPDT) relay output.
- 24–48 V DC / 24–240 V AC rated control supply.
- 0.05 s to 100 h time range across seven selectable ranges.
- 250 V / 4 A rated output contact.
- DIN rail mounting for straightforward control panel installation.
- Compact housing with screw terminals for industrial wiring.
- Operating status indication for practical commissioning and monitoring.
Reliable Timing for Industrial Automation
Time relays such as the ABB CT-VWC.12 provide controlled timing functions within electrical automation systems. The impulse-ON function generates a timed output interval when the control signal is applied, allowing connected equipment to be activated for a defined period without requiring continuous switching of the relay output.
The CT-C range is designed for practical industrial control applications where accurate and repeatable timing is required. The CT-VWC.12 combines selectable time ranges, adjustable impulse duration and a compact DIN rail-mounted housing for straightforward integration into control cabinets and electrical automation systems.
Typical Applications
- Industrial automation and control panels.
- Motor and contactor sequencing systems.
- Machine control and production equipment.
- Timed operation of valves and actuators.
- Lighting and signalling control systems.
- Process control and electrical sequencing applications.
Technical Specifications
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| Contacts | 1 C/O | |
|---|---|---|
| Mounting Type | DIN rail | |
| Device Type | Single-function timer | |
| Timing Function | Pulse | |
| Timing Range | 0.05 s – 100 h | |
| Switching Current (A) | 4 A | |
| Series | CT-C Time Relays | |
| Product type | Electronic time relay | |
| Timing function | Impulse-ON | |
| Control supply voltage | 24–240 V AC / 24–48 V DC | |
| Time range | 0.05 s–100 h | |
| Number of time ranges | 7 | |
| Output | 1 c/o (SPDT) contact | |
| Rated operational voltage | 250 V | |
| Rated operational current AC-12 | 4 A at 230 V AC | |
| Rated frequency | 50 / 60 Hz / DC | |
| Protection rating | IP50 | |
| Operating temperature | -20–+60 °C | |
| Storage temperature | -40–+85 °C | |
| Mounting type | DIN rail mounting | |
| Terminal type | Screw terminals | |
| Dimensions (H × W × D) | 70 × 17.5 × 63 mm | |
| Weight | approx. 0.052 kg |
Frequently Asked Questions
What is the ABB CT-VWC.12 used for?
The CT-VWC.12 is an electronic impulse-ON time relay used to provide a controlled output interval in industrial automation and electrical control circuits.
What time range does the CT-VWC.12 provide?
The relay provides seven selectable time ranges covering 0.05 s to 100 h.
What control supply voltage does the CT-VWC.12 require?
The CT-VWC.12 operates with a rated control supply of 24–48 V DC or 24–240 V AC.
How many outputs does the CT-VWC.12 have?
The timer relay has one changeover (1 c/o) SPDT relay output with a rated operational current of 4 A at 230 V AC for AC-12 applications.
How large is the ABB CT-VWC.12?
The CT-VWC.12 has a compact housing measuring approximately 70 × 17.5 × 63 mm, making it suitable for space-conscious DIN rail control panel installations.
Trusted by Automation Engineers Worldwide
ABB CT-C time relays are widely used in industrial control and automation systems where reliable, adjustable timing and dependable switching performance are required.
