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HUBBELL Mechanical Interlock: 250V DC/600V AC, Three Phase, 100 A, 3 Pole - Hazardous Location Interlocks
HUBBELLHazardous Location Interlocks

HUBBELL Mechanical Interlock: 250V DC/600V AC, Three Phase, 100 A, 3 Pole

The HUBBELL Mechanical Interlock (SKU 3G-OTH-13388, MPN VBQ1034CH100) is a hazardous location interlock rated for 250V DC/600V AC, three-phase, 100 A, 3-pole, 4-wire operation. It is designed for Class III hazardous…

SKU 3G-OTH-13388

Brand
HUBBELL
Item
Mechanical Interlock: 250V DC/600V AC, Three Phase, 100 A, 3 Pole
Category
Hazardous Location Interlocks
Available to Order
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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

Technical Specifications

HUBBELL
Manufacturer Part Number
VBQ1034CH100
Type
Three Phase, 100 A
Pole
3
Wire
4
Reverse Service
No
Hazardous Location Class
Class III

Technical Documents

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

Product Description

The HUBBELL Mechanical Interlock (SKU 3G-OTH-13388, MPN VBQ1034CH100) is a hazardous location interlock rated for 250V DC/600V AC, three-phase, 100 A, 3-pole, 4-wire operation. It is designed for Class III hazardous locations and does not feature reverse service.

Frequently Asked Questions

What is the HUBBELL Mechanical Interlock VBQ1034CH100 used for?

The HUBBELL Mechanical Interlock VBQ1034CH100 is a hazardous location interlock designed for Class III environments. It safely controls and disconnects three-phase power in industrial settings such as textile mills, woodworking plants, and grain handling facilities where combustible fibers or flyings are present.

What are the specifications of the HUBBELL Mechanical Interlock VBQ1034CH100?

The HUBBELL Mechanical Interlock VBQ1034CH100 is rated for 250V DC/600V AC, three-phase, 100 A, 3-pole, 4-wire operation. It is certified for Class III hazardous locations and does not include reverse service. The manufacturer part number is VBQ1034CH100.

Where to buy the HUBBELL Mechanical Interlock VBQ1034CH100 worldwide?

3G Electric supplies the HUBBELL Mechanical Interlock VBQ1034CH100 to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact our team for pricing and lead time on this item.

How to install the HUBBELL Mechanical Interlock VBQ1034CH100?

Installation must follow the National Electrical Code (NEC) and local regulations for Class III hazardous locations. Ensure the interlock is properly grounded, wired per the 3-pole, 4-wire diagram, and mounted in a clean, dry area. Always disconnect power before installation and consult a qualified electrician.

Used in

Common applications for HUBBELL
Commercial lighting control — HUBBELL toggle switches (e.g., HBL1203STW) for 3-way switching in office corridors
Industrial maintenance — HUBBELL overhead cables (e.g., OC5MB-03) for tool balancers in assembly lines
Institutional wiring — HUBBELL rocker switches (e.g., DS115ST) for single-pole control in school classrooms
Facility upgrades — HUBBELL decorator wall plates (e.g., P262GY) for standard 2-gang outlet covers in commercial buildings
Electrical repair — HUBBELL panel terminal screws (e.g., HBLTSR) for replacing worn terminals in Series 16 devices
Modern interface — HUBBELL touch switches (e.g., WSS1277SS) for maintained 3-way control in hospitality settings

HUBBELL Products

3G Electric supplies HUBBELL hazardous location interlocks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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