Contact for Pricing
Overview
- Can be used with all 110/120 volt HOFFMAN Electrical Interlocks
- A relay must be used in conjunction with switch for 220/240 volt and 440/480 volt applications
- Mounting hardware and instruction are included
- Durable plated steel construction
- UL 508A Component Recognized
Specifications
A @ 110 V/50 Hz Normal Inrush | 10 Max A |
A @ 110 V/50 Hz Normal Inrush | 10 Max. A |
A @ 120 V/60 Hz Normal Inrush | 10 Max A |
A @ 120 V/60 Hz Normal Inrush | 10 Max. A |
Accessory Type | EMC Accessories |
Application | Controls and Drives; Power Distribution; Arc Flash Safety |
Application | Arc Flash Safety;Controls and Drives;Power Distribution |
Color | Unpainted |
Current Rating | 10 A |
Finish | Chrome Plated |
Frequency | 60 Hz |
Material | Mild Steel |
Material | Steel |
Modification Services | Yes |
Size | 120 volt in |
Type | Electrical Accessories |
Voltage Rating | 120 VAC |
Weight | 0.22 lb |
Works With | NEMA |
Package Dimensions (L x W x H) | 6 IN x 5 IN x 0.75 IN |
Package Dimensions (L x W x H) | 15.24 cm x 12.7 cm x 1.905 cm |
Package Weight (Imperial) | 0.220 L |
Package Weight (Metric) | 0.100 kg |
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How to Install the Hoffman Electrical Interlock Defeater
This guide provides step-by-step instructions for installing and wiring the Hoffman electrical interlock defeater to ensure safe operation.
Estimated time: 30m
Tools needed:
Screwdriver, Wire strippers, Multimeter
Supplies needed:
Mounting screws, Nylon washers, Lockwashers, Nuts
- Mount the defeater
Secure the electrical interlock defeater to the enclosure door using the mounting screws. Ensure to place a nylon washer under the head of the switch, and use a lockwasher and nut on the inside of the door.
- Connect the wiring
Connect the wiring from the line or main disconnect to the defeater according to the wiring diagram. Ensure that the connections are tight and secure to prevent any electrical faults.
- Verify the installation
Before energizing the circuit, use a multimeter to check that all connections are correct and that there are no shorts. Ensure that all internal and external electrical and mechanical clearances are checked.
Frequently Asked Questions about nVent
What industries and applications are nVent products used for?
nVent products are engineered for critical infrastructure and industrial applications across multiple demanding sectors. Key markets include Construction, Data Centers, Defense, Healthcare, Mining, Oil & Gas Refineries, Power Plants, Rail/Transit, Renewable Energy, Security, Ship Building, Steel Mills, Telecom, and Utilities. Their solutions are designed to withstand extreme environmental conditions, with temperature ranges from -55°C to 105°C and specialized features like UV resistance, oil resistance, and flame resistance.
What environmental ratings do nVent products have?
nVent enclosures feature comprehensive environmental ratings, including UL 508A, CSA, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13 certifications. They are rated IEC 60529 IP66, providing robust protection against dust, water, and corrosion in both indoor and outdoor environments. These products operate effectively in temperatures ranging from -40°F to 266°F, with enhanced UV inhibitors for outdoor weathering and oil-resistant gaskets for superior sealing.
What accessories are available for nVent products?
nVent offers a comprehensive range of accessories across multiple product lines, including EMC accessories like bonding cable clamps and strain reliefs, inline accessories such as lock inserts and mounting brackets, CONCEPT accessories including panel conversion kits and rack-mount angles, and seismic accessories for specialized mounting requirements. Key accessory categories include grounding kits, DIN rail mounting solutions, panel supports, handles, and various mounting hardware compatible with different enclosure types.
What certifications and standards do nVent products comply with?
nVent products meet critical international certifications including UL (United States), CSA (Canada), CE (European Community), and EAC (Russia). Our products are designed to comply with rigorous industrial standards such as NEMA enclosure ratings, IEC 60529 IP ratings, and international safety standards across multiple industrial markets including oil & gas, power, manufacturing, and infrastructure.
What is nVent's warranty policy?
nVent offers a standard 18-month warranty from invoicing date for most automation products, covering defects in workmanship and materials. The warranty requires proper transportation, handling, storage, and installation within specified environmental conditions. Warranty coverage includes repair or replacement at nVent's discretion, with certain conditions such as authorized service repairs and operation within designed capacity limits.
What technical support does nVent offer?
nVent offers comprehensive technical support through multiple global contact centers across North America, South America, Europe, Middle East, India, and Asia. Customers can reach technical experts by phone at regional numbers, with the North American headquarters in Minneapolis, MN providing primary support at +1.763.421.2240. Additionally, nVent provides online support resources through their website, including CAD drawing downloads and an 'Ask The Expert' feature to assist with product technical inquiries.