Specification

Siemens Industry, Inc. SPEEDFAX™ 2017 Product Catalog
3-45
3
MURRAY
Safety Switches
1
Rated 10,000 AIC with Class H or 200,000 AIC when used with or protected
by Class R, J or T fuses. Fuse rating must not exceed switch ampere rating.
2
800A and larger double throw switches do not have a hub provision.
3
Typical wiring diagrams for 30-200 amp switches are shown.
4
HP ratings at 480V.
5
Move load side base.
6
General Duty Double Throw Switches are also available in 100 and 200A
ratings. Contact sales for additional info.
7
A 100A 2P General Duty Stand-by Power Panel is also available on page 3-40.
Figure 1 Figure 3
Double Throw Switches
ag
Symbol Amps
Indoor TYPE 1 Outdoor TYPE 3R
b
Hub
Horsepower Rating
Catalog Number
Approx.
Wgt. Lbs. Catalog Number
Approx.
Wgt.
Lbs.
1 Ø
Std
1 Ø
Max
3 Ø
Std
3 Ø
Max 250V DC
NON-FUSIBLE 2 POLE 240V AC
Fig-1
3
100
HDUN223
37.00 —
6
— — — 15 — — 20
200
HDUN224
79.00
HDUN224AW
6
79.00 ECHS — 15 — — 40
FUSIBLE 3 POLE 240V AC
Fig-3
3
30
HDHN321
38.00
HDHN321AW
39.00 ECHS — 3 — 7
1
⁄2 5
Fuse Capabilities of Fusible Switches
Amp
Rating
Fuse Type
H R T J
30 & 60 A Std Yes (kit) No No
100 & 200A Std Yes (kit) Yes (kit)
Yes
5
Double Throw Switches – Lug Data
Switch
Amp
Range
Number of
Cables Per
Terminal
Cu
and/or
Al
Wire
Range
30 1 pc. Cu or Al #14 to #6
60 1 pc. Cu or Al #14 to #2
100 1 pc. Cu or Al #14 to #1/0
200 1 pc. Cu or Al #6 to 250 kcmil
Neutral Kits
For use with Double Throw Switches
Switch Amps Catalog Number
60-100
HN263M
Safety Switches
VBII Type Double Throw Switches Type 1 & Type 3R
Product Category HDSM