Why Choose the ETE SV250P5S5 250 VA Control Transformer?
The ETE SV250P5S5 is a reliable, single-phase 250 VA industrial control transformer designed to provide a dedicated 240 V AC secondary supply from a 415 V AC primary input. Manufactured by Eastern Transformers & Equipment (ETE), this transformer belongs to the ETE SV single-voltage stock control transformer range, developed for electrical control panels, industrial automation equipment and machinery control circuits.
Designed for continuous-duty operation, the SV250P5S5 features a robust laminated-core construction, high-quality winding insulation and protective varnish impregnation for dependable performance in industrial environments. Its Class E insulation system, IP20 touch-proof terminals and dedicated core earth connection support safe, reliable integration into electrical installations when correctly installed and protected.
With a rated capacity of 250 VA, 0/415 V primary terminals and 0/240 V secondary terminals, the ETE SV250P5S5 is suitable for supplying compatible control circuit loads requiring a 240 V AC supply. Its compact dimensions of 120 × 88 × 120 mm make it a practical choice for installation within industrial electrical cabinets and machinery control panels.
Key Advantages
- Reliable 250 VA single-phase control transformer for industrial electrical applications.
- 415 V AC primary to 240 V AC secondary voltage conversion.
- Part of the established ETE SV single-voltage transformer range.
- Designed for continuous operation in industrial control circuits.
- Class E insulation designed in accordance with EN 61558-1.
- IP20 touch-proof terminals for improved protection against accidental contact with terminal connections.
- Class H varnish impregnation for durable winding protection.
- 8% voltage regulation as specified for this transformer model.
- Compact construction suitable for integration into electrical control panels.
- Compatible enclosure references EPH 3 or EPN 2 for installations requiring an appropriate enclosure.
Key Features
- ETE SV single-voltage control transformer series.
- 250 VA rated apparent power.
- Single-phase transformer construction.
- 0/415 V primary terminal configuration.
- 0/240 V secondary terminal configuration.
- 240 V AC nominal output connection.
- 50/60 Hz operating frequency.
- Class E insulation system.
- 8% specified voltage regulation.
- High-specification IP20 touch-proof connection terminals.
- Protective Class H varnish impregnation.
- Integrated core earth terminal.
- Designed for ambient temperatures from −10 °C to +35 °C.
- Compact industrial construction with a weight of 3.9 kg.
- Suitable for installation in compatible EPH 3 or EPN 2 enclosures.
Industrial control transformers provide the electrical supply required by control circuits and auxiliary equipment. The ETE SV250P5S5 uses electromagnetic induction to convert a nominal 415 V AC input into a 240 V AC output, enabling compatible control equipment to operate from a dedicated transformer secondary circuit.
The transformer is designed with a single primary voltage configuration and a single secondary voltage configuration, simplifying voltage selection and installation. Its 250 VA continuous rating makes it suitable for control circuits whose combined steady-state apparent power requirements fall within the transformer capacity. Where contactors or other inductive loads are connected, their energising inrush requirements should also be considered during transformer selection.
The ETE SV range incorporates protective varnish impregnation and robust industrial construction to support long-term service. The SV250P5S5 uses Class E insulation and has a specified 8% voltage regulation, helping installers and engineers account for output voltage behaviour under changing load conditions. Correct primary protection, secondary protection, earthing and enclosure selection remain essential for safe operation.
Typical Applications
- Industrial electrical control panels requiring a 240 V AC control supply.
- Machinery control circuits and factory automation systems.
- Control transformers for contactors, relays and associated electrical equipment.
- Industrial switching and control assemblies.
- Manufacturing and processing machinery.
- Electrical distribution and control cabinet installations.
- OEM machine-building and electrical panel-building projects.
- Auxiliary power supplies for compatible industrial control components.
