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Leviton 1257-L 120/277 Volt AC 20 Amp SPDT Center Off 1-Pole Extra Heavy-Duty Toggle Industrial Specification Grade Locking AC Quiet Switch Brown

SKU: 9144
Leviton Extra heavy-duty industrial specification grade locking AC quiet switch in brown color, has voltage rating of 120/277 Volt AC and current rating of 20 Amps. It has positive switching action with center-off position. This 1-Pole locking AC quiet switch features thermoplastic construction for longer endurance. It has large silver cadmium-oxide contacts to avoid sticking, welding and excessive pitting. Switch measures 4.06 Inch x 1.37 Inch x 1.26 Inch. Side-wired grounding terminal accepts wires of size 14 - 12 AWG, while the back-wired grounding terminal accepts wires of size 14 - 10 AWG.

Locking AC quiet switch ensures full rated current capacity with tungsten, fluorescent and resistive loads. It has maximum load capacity of 1 hp at 120 Volts and 2 hp at 240 Volts. Locking AC quiet switch featuring steel strap, supports box mounting. It withstands dielectric strength of 1500 Volts. It comes with brass 8 - 32 terminal screws for quick wiring and installation. This self-grounding locking AC quiet switch withstands temperature rating of -40 to 65 deg C. It has flammability rating of V-2 per UL94 to withstand harsh environment conditions. Locking AC quiet switch is UL listed, CSA/ANSI C-73 certified, NEMA WD-1/WD-6 rated, RoHS compliant and meets NOM 057 standards.
  • Clamp type terminals accept up to size 10 copper wire
  • Full rated current capacity with tungsten, fluorescent or resistive loads while motor capacity is 80% of switch rating
  • Has key for locking switch
  • Galvanized steel strap of size 0.48 Inch
  • Features silver alloy contact

Overview

Leviton Extra heavy-duty industrial specification grade locking AC quiet switch in brown color, has voltage rating of 120/277 Volt AC and current rating of 20 Amps. It has positive switching action with center-off position. This 1-Pole locking AC quiet switch features thermoplastic construction for longer endurance. It has large silver cadmium-oxide contacts to avoid sticking, welding and excessive pitting. Switch measures 4.06 Inch x 1.37 Inch x 1.26 Inch. Side-wired grounding terminal accepts wires of size 14 - 12 AWG, while the back-wired grounding terminal accepts wires of size 14 - 10 AWG.

Locking AC quiet switch ensures full rated current capacity with tungsten, fluorescent and resistive loads. It has maximum load capacity of 1 hp at 120 Volts and 2 hp at 240 Volts. Locking AC quiet switch featuring steel strap, supports box mounting. It withstands dielectric strength of 1500 Volts. It comes with brass 8 - 32 terminal screws for quick wiring and installation. This self-grounding locking AC quiet switch withstands temperature rating of -40 to 65 deg C. It has flammability rating of V-2 per UL94 to withstand harsh environment conditions. Locking AC quiet switch is UL listed, CSA/ANSI C-73 certified, NEMA WD-1/WD-6 rated, RoHS compliant and meets NOM 057 standards.

Specifications

List UOM Qty
1
Order UOM
ea
Number of Poles
1
Environmental Conditions
V2 Flammability Rated Per UL94
Finish
No
Mounting
Box
Maximum Load Capacity
1 hp at 120 Volt, 2 hp at 240 Volt
Material
Thermoplastic Housing and Polycarbonate Toggle
Item Name
Locking AC Quiet Switch
Grounding
Self-Grounding
UNSPSC
39122211
Temperature Rating
-40 to 65 deg C
Terminal Accommodations
14-10 AWG Back, 14-12 AWG Back
Terminal Connection
Back and Side Wired
Type
Extra Heavy-Duty, Industrial Specification Grade
Voltage Rating
120/277 Volt AC
Standards
UL 20 Listed, CSA C22.2 No.111, 152105 Certified, Federal Specification: WS896E, NOM 057 Certified, ANSI C-73, NEMA WD-1, WD-6, RoHS Compliant
GTIN
78477808702
RoHS Flag
Contact manufacturer
Country of Origin
Mexico
Energy Star Flag
No
sku
9144
Dimensions
4.06 Inch Length x 1.37 Inch Width x 1.26 Inch Depth
Dielectric Strength
1500 Volt
Contact Configuration
SPDT
Color
Brown
UPC
7847780870
Manufacturer Name
Leviton
Manufacturer Part Number
1257-L
Brand Name
Leviton
Amperage Rating
20 Amp
Action
Momentary
Actuator
Toggle
TemporaryProductFlag
No

Documents

Brochure Catalog
Specification Sheet Technical Drawing
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