SQUARE D Surge Protection Device: Three Phase, 277/480V AC Wye, 3 Poles
The SQUARE D Surge Protection Device (MPN HL4IMA12C) is a three-phase, 277/480V AC Wye internal panel-mount SPD designed for I-Line panelboards. It features 4 wires plus ground, N-G configuration, 320 V AC, 2000V…
SKU 3G-OTH-127850
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The SQUARE D Surge Protection Device (MPN HL4IMA12C) is a three-phase, 277/480V AC Wye internal panel-mount SPD designed for I-Line panelboards. It features 4 wires plus ground, N-G configuration, 320 V AC, 2000V (L-L) protection, and a 200kA surge current rating. This unit includes dry contacts and is part of the Square D QO, HOM, I-Line and NQ series.
Frequently Asked Questions
What is the SQUARE D HL4IMA12C surge protection device used for?
The SQUARE D HL4IMA12C is a three-phase, 277/480V AC Wye internal panel-mount surge protective device (SPD) designed for I-Line panelboards. It protects electrical equipment from transient overvoltages and surges in commercial and industrial power distribution systems, with a 200kA surge current rating and 2000V L-L protection.
What are the specifications of the SQUARE D HL4IMA12C?
The SQUARE D HL4IMA12C is a 3-pole SPD with 4 wires plus ground, N-G configuration, and 320 V AC. It operates on 277/480V AC Wye systems, provides 2000V (L-L) protection, and has a 200kA surge current rating. It includes dry contacts and is designed for I-Line panelboards from the Square D QO, HOM, I-Line, and NQ series.
Where to buy the SQUARE D HL4IMA12C worldwide?
You can source the SQUARE D HL4IMA12C surge protection device through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine Square D components for commercial and industrial applications.
How to install the SQUARE D HL4IMA12C surge protection device?
Install the SQUARE D HL4IMA12C in a compatible I-Line panelboard by mounting it on the bus bar. Connect the 4 wires plus ground per the N-G configuration, ensuring the system is de-energized. Follow NEC guidelines for SPD installation, including proper wire sizing and bonding. Always consult the manufacturer's manual for torque specs and clearance requirements.
Used in
Common applications for SQUARESQUARE Products
3G Electric supplies SQUARE square d qo, hom, i-line and nq internal panel-mount spds. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
