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3G Electric
SQUARE D HL4IMA16C Surge Protective Device - Square D QO, HOM, I-Line and NQ Internal Panel-Mount SPDs
SQUARESquare D QO, HOM, I-Line and NQ Internal Panel-Mount SPDs

SQUARE D HL4IMA16C Surge Protective Device

The SQUARE D Surge Protection Device: Three Phase (MPN HL4IMA16C) is a Square D QO, HOM, I-Line and NQ Internal Panel-Mount SPD designed for I-Line Panelboards. It operates on a 277/480V AC Wye system with 4 wires…

SKU 3G-OTH-127860

Brand
SQUARE
Item
D HL4IMA16C Surge Protective Device
Part Number
HL4IMA16C
Category
Square D QO, HOM, I-Line and NQ Internal Panel-Mount SPDs
Available to Order
Also known as:HL4IMA16CSQUARE
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
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Technical Specifications

SQUARE
Manufacturer Part Number
HL4IMA16C
Type
4 + Ground Wires
AC
320 V
Poles
3
AC Wye
277/480V

Technical Documents

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SQUARE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SQUARE D Surge Protection Device: Three Phase (MPN HL4IMA16C) is a Square D QO, HOM, I-Line and NQ Internal Panel-Mount SPD designed for I-Line Panelboards. It operates on a 277/480V AC Wye system with 4 wires plus ground, L-L configuration, and a 320 V AC voltage rating. Key specifications include a 1500V (L-N) protection level, 200kA surge current capacity, and dry contacts for remote monitoring.

Frequently Asked Questions

What is the SQUARE D HL4IMA16C surge protection device used for?

The SQUARE D HL4IMA16C is a three-phase surge protection device (SPD) used to protect electrical equipment in I-Line panelboards from voltage transients and surges. It is designed for 277/480V AC Wye systems with 4 wires plus ground, providing 200kA surge current capacity and dry contacts for remote monitoring.

What are the specifications of the SQUARE D HL4IMA16C?

The SQUARE D HL4IMA16C is a 3-pole SPD rated for 277/480V AC Wye, 320 V AC, with a 1500V (L-N) protection level and 200kA surge current capacity. It includes 4 wires plus ground, L-L configuration, and dry contacts. It is designed for I-Line panelboards and is manufactured by SQUARE D.

Where to buy the SQUARE D HL4IMA16C worldwide?

3G Electric supplies the SQUARE D HL4IMA16C surge protection device to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this SQUARE D SPD.

How to install the SQUARE D HL4IMA16C surge protection device?

Install the SQUARE D HL4IMA16C in an I-Line panelboard following the manufacturer's instructions. Ensure the system is de-energized, connect the 4 wires plus ground to the correct terminals (L-L configuration), and verify the 277/480V AC Wye supply. Use dry contacts for remote monitoring. Consult a qualified electrician.

Used in

Common applications for SQUARE
Commercial building lighting control — Square D 8903LO60V04 (6-pole, 30 A, 277V AC coil) for switching large-area lighting in offices and retail spaces.
Warehouse lighting — Square D 8903LO1000V02 (10-pole, 30 A, 120V AC coil) for centralized control of high-bay lighting circuits.
Parking lot lighting — Square D 8903SPO2V04 (3-pole, 60 A, 277V AC coil) for remote switching of exterior lighting groups.
Manufacturing facility lighting — Square D 8903LO1200V02 (12-pole, 30 A, 120V AC coil) for multi-circuit lighting control in production areas.
Industrial facility lighting — Square D 8903SMO2V02 (3-pole, 30 A, 120V AC coil) for switching lighting in small zones or individual rooms.
Large-scale lighting systems — Square D 8903LO80V02 (8-pole, 30 A, 120V AC coil) for controlling multiple lighting circuits from a single point.
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SQUARE 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.

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Three-phase, 120/208V AC Wye internal panel-mount surge protective device for I-Line panelboards. Features 3 poles, 4 wires plus ground, L-G protection, 150 V AC rating, and dry contacts for remote monitoring. Protects electrical equipment from voltage surges and transients in commercial and industrial facilities
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Three-phase, 120/208V AC Wye internal panel-mount surge protective device for I-Line panelboards. Features 3 poles, 4 wires plus ground, L-G protection, 150 V AC rating, and dry contacts for remote monitoring. Protects electrical equipment from voltage surges and transients in commercial and industrial facilities

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