Technical Data Bulletin
Table Of Contents
- Enclosed Safety Switches
- Catalog Number Description
- General Duty Safety Switches
- Catalog Number Description
- Heavy Duty Safety Switches
- Product Description
- Enclosures
- Special Application Enclosures
- Accessories
- Rainproof Bolt-On Hubs
- Watertight Hubs
- Solid Neutral Assemblies HDSS
- Equipment Grounding Kits
- Cover Viewing Window
- Electrical Interlock Kits HDSS
- Class R Fuse Kits
- Fuse Puller Kits
- Copper Lug Kits
- Double Lug Kits
- Compression Lug Kits: 800 A and 1200 A Safety Switches
- Key Interlock System
- Lock-Off Guard Kits
- Lock-ON Provisions
- Internal Barrier Kits
- Special Paint
- Voltage Monitors
- Phenolic Legend Plate
- Switch Lubricant
- General Information
Heavy Duty Safety Switches Class 3100
Electrical Interlock Kits HDSS
EIK2 Electrical
Interlock Kit
Electrical interlocks for heavy duty safety switches, 30 through 1200 A, are available
factory installed or in kit form for field installation. A pivot arm operates from the switch
mechanism, breaking the control circuit before the main switch blades break.
• UL Listed, factory or field installed
Table 30 - Electrical Interlock Kit
Switch Ampere Rating
73 74
Series
75
Catalog Number
76
30 F5-F6
EIK031
EIK032
60 (600 V)
F5-F6
EIK1
EIK2
60 (240 V)
F5-F6
EIK031
EIK032
100–200 F5-F6
EIK1
EIK2
30–100 Receptacle Switches
F5-F7
EIK1
EIK2
30–200 Four- and Six-Pole Switches F5-F6
EIK1
EIK2
400–1200 E4-E5
EIK40601
EIK40602
Table 31 - Electrical Interlock Contact Ratings
Interlock
Type
77
AC 50 or 60 Hz DC
Volts Make Break Cont. Volts
Make
and
Break
Cont.
1 N.O./1 N.C
Contact
78
120 40.0 A 15.0 A 15.0 A 115 0.50 A 15.0 A
240 20.0 A 10.0 A 15.0 A 230 0.25 A 15.0 A
480 10.0 A 6.0 A 15.0 A
— — —
600 8.0 A 5.0 A 15.0 A 600 0.05 A 15.0 A
2 N.O./2 N.C
Contact
79
120 30.0 A 3.0 A 10.0 A 115 1.00 A 10.0 A
240 15.0 A 1.5 A 10.0 A 230 0.30 A 10.0 A
480 7.5 A 0.75 A 10.0 A
— — —
600 6.0 A 0.60 A 10.0 A 600 0.10 A 10.0 A
3100CT1602 33
73. For series not shown in table refer to the switch wiring diagram.
74. Electrical interlocks for NEMA Type 4X fiberglass reinforced polyester and Krydon
TM
, see Table 17 on page 22 and Table 19 on page 23
respectively.
75. See page 57 through 61 for safety switch series.
76. Electrical interlock kit catalog numbers ending with the number 1, indicates one normally open and one normally closed contact. These kits
use a 9007AO1 industrial snap switch. Electrical interlock kit catalog numbers ending with the number 2, indicates two normally open and two
normally closed contacts. These kits use a 9007CO3 industrial snap switch.
77. Single-pole single-throw interlock kits are rated 1/2 hp at 110 and 220 Vac.
78. Catalog numbers ending in 1 use a 9007AO1 limit switch.
79. Catalog numbers ending in 2 use a 9007CO3 limit switch.