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2CSM236893R0801 ABB TMS501224P TM-S 50/12-24 P 50 VA Control and Safety Transformer
ABB TMS501224P TM-S 50/12-24 P is a 50 VA single-phase control and safety transformer with a 230–400 V AC primary, ±15 V adjustment and selectable 12 V AC or 24 V AC secondary output for isolated SELV, PELV and control circuits.
£134.28
Why Choose the ABB TMS501224P TM-S 50/12-24 P Transformer?
The ABB TMS501224P (TM-S 50/12-24 P) is a 50 VA single-phase control and safety transformer designed to supply safety extra-low-voltage circuits in professional electrical installations. Part of ABB’s TM-S transformer range, it provides galvanic separation between primary and secondary circuits for applications requiring SELV or PELV power.
The TM-S 50/12-24 P features a 230–400 V AC primary with ±15 V adjustment taps and a selectable 12–24 V AC secondary. This configuration provides flexibility when supplying low-voltage control, signalling and auxiliary circuits from common industrial mains voltages.
With a compact footprint of approximately 80 × 69 × 74 mm and a weight of 1.1 kg, the transformer is suitable for integration into electrical panels and equipment assemblies. ABB specifies the TM-S range for control and safety-transformer duties, with conformity to EN 61558-2-2 and EN 61558-2-6.
Key Advantages
- 50 VA rated power for low-voltage control and safety circuits.
- 230–400 V AC primary supports common single-phase industrial supply voltages.
- ±15 V primary adjustment taps provide additional supply-voltage flexibility.
- Selectable 12 V AC or 24 V AC secondary output.
- Suitable for supplying SELV and PELV circuits.
- Combines control-transformer and safety-transformer functionality in one product range.
- Compact construction supports installation within control panels and electrical assemblies.
Key Features
- ABB TM-S single-phase control and safety transformer.
- 50 VA rated apparent power.
- 230–400 V AC primary voltage.
- ±15 V primary adjustment.
- 12–24 V AC secondary voltage.
- Designed for SELV and PELV extra-low-voltage circuits.
- Provides galvanic separation between primary and secondary circuits.
- Suitable for control, signalling and auxiliary power applications.
- Compliant with EN 61558-2-2 and EN 61558-2-6.
- Compact 80 × 69 × 74 mm construction.
Control and Safety Transformation for SELV and PELV Circuits
Safety transformers provide galvanic separation between mains and extra-low-voltage circuits, helping establish SELV or PELV supplies for compatible electrical equipment. Control transformers additionally provide a stable transformed supply for components such as relays, contactors, signalling devices and other auxiliary control equipment.
The ABB TM-S 50/12-24 P combines these functions with a 50 VA rating, 230–400 V AC primary and selectable 12–24 V AC secondary. Its dual control-and-safety role makes it suitable for electrical panels and machinery where reliable extra-low-voltage power and protective electrical separation are required.
Typical Applications
- SELV and PELV power supplies.
- Industrial machinery control circuits.
- Control and automation panels.
- Relay and contactor circuits.
- Low-voltage signalling equipment.
- Auxiliary electrical circuits.
- Switchgear and distribution assemblies.
- Equipment requiring 12 V AC or 24 V AC isolated power.
Technical Specifications
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| Secondary Voltage | 12/24V | |
|---|---|---|
| Rated Power (VA) | 50 VA | |
| Phase | Single Phase | |
| Series | TM-S | |
| SKU | TMS501224P | |
| ABB order code | 2CSM236893R0801 | |
| EAN | 8012542368939 | |
| Product group | Protection & Control | |
| Product type | Single-phase control and safety transformer | |
| Rated apparent power | 50 VA | |
| Primary voltage | 230–400 V AC | |
| Primary adjustment | ±15 V | |
| Secondary voltage | 12–24 V AC | |
| Extra-low-voltage circuits | SELV / PELV | |
| Standards | EN 61558-2-2, EN 61558-2-6 | |
| Dimensions (W × H × D) | 80 × 69 × 74 mm | |
| Weight | approx. 1.1 kg | |
| Pack quantity | 1 piece |
Frequently Asked Questions
What is the ABB TMS501224P TM-S 50/12-24 P used for?
The TM-S 50/12-24 P is a 50 VA single-phase control and safety transformer designed to supply isolated low-voltage control circuits and SELV or PELV applications.
What are the primary and secondary voltages of the ABB TM-S 50/12-24 P?
The transformer has a 230–400 V AC primary with ±15 V adjustment taps and provides a selectable 12 V AC or 24 V AC secondary output.
What is the power rating of the ABB TM-S 50/12-24 P?
The TM-S 50/12-24 P has a rated apparent power of 50 VA.
Can the ABB TM-S 50/12-24 P be used for SELV and PELV circuits?
Yes. The TM-S range is designed for supplying SELV and PELV extra-low-voltage circuits, providing galvanic separation between the primary and secondary sides.
How large is the ABB TM-S 50/12-24 P?
The transformer measures approximately 80 × 69 × 74 mm, weighs approximately 1.1 kg and is supplied individually.
Trusted ABB Control and Safety Transformer Technology
ABB TM-S single-phase control and safety transformers provide galvanically isolated extra-low-voltage power for control, signalling, SELV and PELV circuits, combining flexible primary connections with dependable 12–24 V AC secondary supplies for professional electrical installations.
