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15.5 kV, 110 kV BIL, 900 A, Porcelain (2 1/4" Bolt Circle) insulation, M3 Switch

by CHANCE Utility 

Catalog ID: M3H92AC

14.4kV, 110kV, 900 A, Single-Phase Hookstick Disconnect Switch.

Product Details


Base Type Distribution Base, Smooth Slots
Blade Type Solid Copper (two blade truss-member)
Cantilever Bending Strength - Routine 1,200 Lbs (5.34 kN)
Color - Insulator Sky Gray
Contact Silver
Description - Captive Hardware Consist of 4 each: 1/2" 13 Stainless Steel Splined Bolt, 1/2" Lockwasher and Bronze Nut
Insulator Type Porcelain (2 1/4" Bolt Circle)
Material - Base Galvanized Steel per ASTM A153
Tension Range 5000 lb
Torsional Strength 3,000 in Lbs (339 N-M)


Bolt Length 10.00 in

Electrical Ratings

Arc Distance - Dry 6" (152.4mm)
BIL 110 kV
Creep and Leakage Distance 10.5" (266.7mm)
Current Overload - 8hr Emergency 1620 A
Current Rating 900 A
Dead-Ending Rating - Working Load 8,000 Lbs
Reference Voltage Limit - Minimum 14.4kV
Temperature Rise - Max. at 900A 46.7°C
Voltage - Maximum 15.5 kV
Withstand Current - Short Time (10 cycles) 40kA, asymmetrical
Withstand Current - Short Time (2 sec) 25kA, symmetrical
Withstand Current - Short Time (3 sec) 16kA, symmetrical

Certifications and Compliance

Industry Standard(s) All Applicable ANSI/IEEE Standards


Standard Package 1


Installation/Instruction Manual (IOM)