Legrand 042788 Isolation Transformer 160VA 230-400V/115-230V

The Legrand 042788 is a professional-grade isolation transformer engineered to provide reliable galvanic isolation for electrical systems. With a power rating of 160VA, this component is designed to ensure safe power distribution by decoupling the primary and secondary circuits. It supports primary voltages of 230-400V and secondary voltages of 115-230V, making it a versatile solution for various industrial and commercial electrical applications where equipment protection and safety are paramount.

Advantages

This transformer offers robust construction and high operational reliability, which are characteristic of Legrand electrical components. By providing galvanic isolation, it effectively reduces the risk of electrical shock and protects sensitive electronic equipment from voltage spikes and interference originating from the power supply network. Its compact design allows for efficient integration into control panels and electrical cabinets, ensuring that space is utilized effectively while maintaining high performance standards.

Suitable for

• Industrial control systems
• Commercial electrical installations
• Equipment requiring galvanic isolation
• Voltage conversion in control circuits

When it may not be suitable

This transformer is not intended for high-power applications exceeding its 160VA rating. It should not be used in environments where the ambient conditions exceed the manufacturer's specified temperature or humidity limits for electrical components.

Key specifications

• Power rating: 160VA
• Primary voltage: 230-400V
• Secondary voltage: 115-230V
• Function: Galvanic isolation

How to use

Installation should be performed by a qualified electrician in accordance with local electrical regulations. The transformer must be mounted securely within an appropriate electrical enclosure that provides adequate ventilation. Ensure that the input and output connections are wired correctly according to the voltage requirements of your specific application. Before energizing, verify that all connections are tight and that the transformer is properly grounded to ensure safe operation.

What to consider before purchase

• Verify that the 160VA power rating is sufficient for your connected load.
• Check that the input and output voltage ranges match your system requirements.
• Ensure the installation environment meets the necessary safety and ventilation standards.

Usage recommendations

Always ensure the transformer is protected by appropriate circuit breakers or fuses on both the primary and secondary sides to prevent damage from overcurrent or short-circuit conditions.