GX1666U - VOLTMETER PH/PH PH/N GX1666U FRONT MOUNT

GX1666U – VOLTMETER PH/PH PH/N GX1666U FRONT MOUNT

The Lovato GX1666U is a GX series voltmeter switch designed for selecting phase-neutral and phase-phase voltages in three-phase systems.

SKU: GX1666U
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Manufacturer Lead Time

£35.42

Why Choose the GX1666U?

The Lovato GX1666U is a GX series voltmeter switch designed for selecting phase‑neutral and phase‑phase voltages in three‑phase systems. With a 16 A Ith rating and U form for front mounting, it features a factory‑fitted black handle and a compact 48X48mm front plate. SKU GX1666U delivers dependable measurement selection within the GX square‑shaped contact block architecture.

Built for robust panel integration, this voltmeter switch offers IP65 frontal protection and a rated impulse withstand voltage of 6 kV. It operates from -25 to +55 °C and stores from -40 to +70 °C. Conformity includes IEC/EN/BS 60947 and 61058 series, plus UL60947-4-1 and CSA C22.2 n° 14, with a Sustainability certification for added assurance.

Key Benefits

  • Switching diagram 66 selects phase-neutral and phase-phase voltages.
  • 16 A Ith rating ensures reliable meter switching duty.
  • U front mounting with black handle for straightforward operation.
  • Compact 48X48mm front plate optimises valuable panel space.
  • IP65 frontal protection resists dust and water ingress.
  • 6 kV impulse withstand enhances overvoltage resilience.
  • Wide -25 to +55 °C operating temperature range.
  • Conforms to IEC/EN/BS, UL and CSA standards for compliance.

What’s Included

  • Lovato GX1666U voltmeter switch (GX series)
  • 48X48mm front plate pre-fitted
  • Black handle fitted for front mounting
  • Product datasheet and installation guidance

Applications

  • Selecting phase-neutral and phase-phase voltages in three-phase systems
  • Industrial control panels and switchboards
  • Generator, UPS, and distribution enclosures
  • Maintenance, testing, and commissioning panels

Technical Specifications

HS Code 85365080
Product type designation GX16
Rated impulse withstand voltage Uimp 6 kV
Operating temperature -25 to +55 °C
Storage temperature -40 to +70 °C
IP degree (frontal) IP65

Frequently Asked Questions

What switching function does the GX1666U provide?
It uses diagram 66 to select phase-neutral and phase-phase voltages.
What is the thermal current rating?
The IEC conventional free air thermal current Ith is 16 A.
Is it suitable for front mounting and what size is the plate?
Yes. It is U - Front mounting with black handle and a 48X48mm front plate.
What protection and environmental ratings are specified?
The frontal protection is IP65, with operating temperature -25 to +55 °C and storage -40 to +70 °C.
Which standards and approvals does it meet?
It conforms to IEC/EN/BS 60947-1/3/5-1 and IEC/EN/BS 61058-1, plus UL60947-4-1 and CSA C22.2 n° 14.

Safety note: Installation and operation should be performed by qualified personnel. Isolate all power sources before work and observe the stated ratings, standards, and temperature limits.

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