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7GN4051U - 1P 3POS SWITCH GN4051U 48X48 FRONT MOUNT
MPN: 7GN4051U
Special Price
£42.11
£35.09
Regular Price
£70.19
Why Choose the 7GN4051U?
Optimise reliable source selection with the Lovato 7GN4051U rotary cam changeover switch. This 7GN series device is a 1‑pole, 40A changeover (diagram 51) for front mounting (type U) with a black handle and 65X65mm front plate. Designed for robust industrial control, it delivers clear manual switching in compact panels and integrates easily into standard cut-outs.
Built on Lovato’s round-shaped 7GN contact block, the 7GN40 designation offers dependable performance with 6 kV impulse withstand and IP40 frontal protection. Operates from -25 to +55 °C and stores from -40 to +70 °C. Conforms to IEC/EN/BS 60947-1, 60947-3, and 60947-5-1 and recognised under UL60947-4-1 and CSA C22.2 n° 14, supporting consistent, compliant installations.
Key Benefits
- Reliable 1-pole, 40A changeover for clear manual source selection.
- Front mounting (type U) with black handle for straightforward panel integration.
- Compact 65X65mm front plate suits space-limited enclosures and operator panels.
- IP40 frontal protection and 6 kV Uimp for robust industrial environments.
- Operates from -25 to +55 °C for dependable performance across seasons.
- Conforms to IEC/EN/BS 60947 and recognised under UL and CSA.
- 7GN round-shaped contact block design ensures durable, predictable switching action.
- Defined diagram 51 changeover function simplifies selection and wiring.
Technical Specification
- Product type designation: 7GN40
- Rated impulse withstand voltage Uimp: 6 kV
- Operating temperature: -25 to +55 °C
- Storage temperature: -40 to +70 °C
- IP degree (frontal): IP40
What’s Included
- Rotary cam changeover switch assembly with black handle (7GN4051U)
- 65X65mm front plate pre-fitted to operator
- Panel mounting hardware and fixing screws
- Manufacturer documentation for specification and installation guidance
Applications
- Manual source selection between mains and generator in panels
- Industrial control and automation cabinets requiring 1‑pole changeover
- Distribution boards and switchboards needing reliable manual transfer
- OEM equipment and machinery with front-mounted operator interfaces
Frequently Asked Questions
Is the 7GN4051U a 1‑pole changeover switch?
Yes. It follows switching diagram 51, which is a 1‑pole changeover function.
What is the current rating of this switch?
The IEC conventional free air thermal current (Ith) is 40 A.
Can it be front mounted and what is the plate size?
Yes. Mounting form U is for front mounting with black handle and a 65X65mm front plate.
What protection and environmental ratings does it have?
It provides IP40 frontal protection, operates from -25 to +55 °C, and stores from -40 to +70 °C.
Which standards does the 7GN4051U conform to?
It conforms to IEC/EN/BS 60947-1, 60947-3, 60947-5-1, and is recognised under UL60947-4-1 and CSA C22.2 n° 14.
Safety note: Install and commission only by qualified personnel. Isolate all power sources before wiring or maintenance, and use the device strictly within its specified ratings and standards.
| Manufacturer Part Number | 7GN4051U |
|---|---|
| Manufacturer | Lovato |
| HS Code | 85365080 |
| Barcode | 3850144005464 |
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