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Series T "Geneva" Enclosed Double-throw Switches 400 A & 600 A, class T fusible, 240 Vac & 600 Vac

cUL - U.S. Listed

Series T

Features and Benefits

  • Suitable for use on circuits capable of delivering 200,000 RMS symmetrical amperes at rated voltage (or 50,000 A at 125 volts Vdc), with class T fuses installed
  • Bus ties are included and mounted on the load side of the switch
  • Constructed in accordance with UL98, and listed as "Enclosed Switches" under File No. E38735; suitable for use as service equipment
  • Indoor/outdoor (NEMA 3R) construction
  • Patented break-before-make operating mechanism, designed for use on optional standby systems so to prevent the inadvertent interconnection of normal and alternate power sources

Installation, Operation, & Maintenance | Tech Spec

Specifications

Series: Geneva Series T
Type: Fused, Enclosed Double-throw Switches
Voltage: 240 Vac & 600 Vac (125 Vdc, if specified)
2 wire, 3 wire, & 4 wire
Amperage: 400 A & 600 A
Enclosure: NEMA 3R indoor/outdoor, 14 ga. steel
Dimensions/
Weight:
Varies according to model – see drawings
and charts below
Power Distribution: Single phase (two pole);
Three phase (three pole)
Frequency: 50/60 Hz
Manufacturer
Product Site:
boltswitch.com
Ratings
Dimensions
Shipping Weights
Terminal Lugs

Rated Current by Model

Short Circuit Current Rating: 200,000 RMS symmetrical amperes

Order Code Amperage Poles Wires Voltage
ET225-5 400 A 2 2 240 Vac
ET226-6 600 A 2 2 240 Vac
ET265-5 400 A 2 2 600 Vac
ET266-6 600 A 2 2 600 Vac
ET325-5 400 A 3 3 240 Vac
ET325-5N 400 A 2 3 240 Vac
ET326-6 600 A 3 3 240 Vac
ET326-6N 600 A 2 3 240 Vac
ET365-5 400 A 3 3 600 Vac
ET365-5N 400 A 2 3 600 Vac
ET366-6 600 A 3 3 600 Vac
ET366-6N 600 A 2 3 600 Vac
ET425-5N 400 A 3 4 240 Vac
ET426-6N 600 A 3 4 240 Vac
ET465-5N 400 A 3 4 600 Vac
ET466-6N 600 A 3 4 600 Vac

Enclosure (in inches)

3-Pole, 4-Wire switch illustrated

Nema 3R Enclosure Dimensions

Approximate Shipping Weights

Order Code NEMA 3R Outdoor Cabinet
ET325-5N 220 lb.
ET326-6N 260 lb.
ET365-5N 220 lb.
ET366-6N 260 lb.
ET425-5N 220 lb.
ET426-6N 260 lb.
ET465-5N 220 lb.
ET466-6N 260 lb.

Terminal Lugs

The following lugs are included, according to current rating:

  • 400 A: (2) 250 kcmil – 6 Cu9Al
  • 600 A: (2) 350 kcmil – 6 Cu9Al