Technical Data Bulletin

General Duty Safety Switches Class 3100
Electrical Interlock Kits
Electrical interlocks for Series F 100–200 A general duty safety switches and Series F
60 A fusible general duty safety switches are available in kit form for field installation.
Each kit contains instructions for proper field mounting. A pivot arm operates from the
switch mechanism, breaking the control circuit before the main switch blades break.
Switches with electrical interlocks installed are UL Listed.
Table 5 - Electrical Interlock Kits
Switch Ampere Rating Electrical Interlock Kit Catalog Number
5
Fusible Series F 60 EIK031 or EIK032
Series F 100–200 EIK-1 or EIK-2
Table 6 - Electrical Interlock Contact Ratings
Interlock Type
6
AC 50 or 60 Hz DC
Volts Make Break Cont. Volts
Make /
Break
Cont.
1 N. O. / 1 N. C.
Contact
(Ending in 1
7
)
120 40.00 A 15.00 A 15.00 A 115 0.50 A 15.00 A
240 20.00 A 10.00 A 15.00 A 230 0.25 A 15.00 A
2 N. O. / 2 N. C.
Contacts
(Ending in 2
8
)
120 30.00 A 3.00 A 10.00 A 115 1.00 A 10.00 A
240 15.00 A 1.50 A 10.00 A 230 0.30 A 10.00 A
Optional Field-Installed Lug Kit 400–600 A
Field-Installed Lug
Kit for 400 and 600 A
Devices
Kit consists of three line, three load and two neutral lugs as required for a three-pole
400 A (NEMA Type 1) or 600 A (NEMA Type 1 or 3R) general duty switch.
Table 7 - Field-Installed Lug Kit 400–600 A
Switch Ampere Rating
Lug Kit Catalog
Number
Wire Range/NEC Lug Wire Range
400 or 600 Series
9
GD4060LK
1-1/0-600 kcmil
2-1/0-500 kcmil
4-1/0-250 kcmil
2-1/0-600 kcmil
4-1/0-250 kcmil
Class J Fuse Kit 600 A
The Class J Fuse Kit consists of three Class J fuse adapters as required for a two- or
three-pole, fusible, 600 A general duty switch.
Table 8 - Class J Fuse Kit 600 A
Switch Ampere Rating
Class J Kit Cat. No.
600 A GDJK600
3100CT1602 9
5. Electrical interlock kit catalog numbers ending with a “1” indicate one normally open and one normally closed contact; ending with a “2”
indicates two normally open and two normally closed contacts. Kits are UL Listed.
6. Single-pole single-throw interlock kits are rated 1/2 hp at 110 and 220 Vac.
7. An Electrical interlock catalog number ending in 1 uses a 9007A01 limit switch.
8. An Electrical interlock catalog number ending in 2 uses a 9007C03 limit switch.
9. Not suitable for use on 400 A, NEMA Type 3R.