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GE Fanuc Emerson Spec-Setter Safety Switches THN3321

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THN3321

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The THN3321 model from GE Fanuc Emerson is a robust non-fused heavy-duty safety switch designed for reliable electrical control. It operates at a voltage rating of 240 VAC, features a 30 A amperage rating, and is suitable for various applications.

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Technical specifications for THN3321

ManufacturerGE Fanuc Emerson
Product TypeHeavy Duty Non Fused Safety Switch
Product LineSpec-Setter Safety Switches
Part NumberTHN3321
UPC783164011289
Function TypeNon Fusible Single Throw
Amperage Rating30 A
AC Voltage Rating240 VAC
Number of Poles3 Poles
Interrupt RatingHeavy Duty
Mounting TypeIndoor NEMA 1 enclosure
Horsepower Rating3 Horsepower at 240 VAC 1 Phase
Wire Range for Copper14 to 8 AWG
Wire Range for Aluminium12 to 8 AWG
Fuse ClassH, K, J and R

The THN3321 switch, part of GE Fanuc Emerson's Spec-Setter Safety Switches series, serves as a heavy-duty non-fused safety switch. It is recognized for its durability and efficiency in managing electrical systems. Designed for indoor applications, this switch features a NEMA 1 enclosure, providing adequate protection in a variety of environments. This unit is rated for a voltage of 240 VAC and delivers an amperage capability of 30 A.

Configured as a non-fusible single throw switch, it allows users to easily control the circuit with reliability. The switch is equipped with three poles, suitable for various types of connections. Its heavy-duty interrupt rating displays its capability to withstand significant power loads during operation. The maximum horsepower output for this switch reaches 3 horsepower at 240 VAC in a single-phase configuration.

In terms of wiring, the switch accommodates a range of wire sizes. For copper, it can handle wires measuring from 14 to 8 AWG, while for aluminum, the range extends from 12 to 8 AWG. This flexibility ensures compatibility with differing installations and requirements. Additionally, the switch supports fuse classes H, K, J, and R, making it adaptable for various protective and operational setups.