Cut Sheet

Effective September, 2005
Copyright 2005
PAGE 10
800-621-1506
www.appletonelec.com
M- 10
M
EFD/EFDB Factory Sealed Combination
Push Button and Pilot Light Stations:
Explosionproof, Dust- Ignitionproof
UNILETS
®
for
use
with Threaded Metal Conduit.
10 Ampere, 600V A.C. Max. for Heavy Duty Use.
Momentary Contact. Furnished with Internal Ground Screw.
Class I, Div. 1 and 2
Groups B
,C,D
Class II, Div. 1 and 2
Groups E,F,G
Class III
NEMA 3,7CD,9EFG
U.S. Pat. 3,699,276 Hub Size, Nameplate Catalog Number
Patented Canada 1974 Inches Description Marking Dead-End Feed-Thru
Single Gang*
1/2 1 Circuit Specify EFDB150-J1U1 EFDCB150-J1U1
3/4 Universal EFDB175-J1U1 EFDCB175-J1U1
1 and 1 Pilot EFDB110-J1U1 EFDCB110-J1U1
Light
1/2 2 Circuits Specify EFDB150-J1U2 EFDCB150-J1U2
3/4 Universal EFDB175-J1U2 EFDCB175-J1U2
1 and 1 Pilot EFDB110-J1U2 EFDCB110-J1U2
Light
Two Gang*
1/2 2 Circuits Specify EFD250-J1U2 EFDC250-J1U2
3/4 Universal EFD275-J1U2 EFDC275-J1U2
1 and 1 Pilot EFD210-J1U2 EFDC210-J1U2
Light
1/2 2 Circuits Specify EFD250-J2U2 EFDC250-J2U2
3/4 Universal EFD275-J2U2 EFDC275-J2U2
1 and 2 Pilot EFD210-J2U2 EFDC210-J2U2
Lights
Three Device‡
1/2 2 Circuits Specify EFDL50-J1U2 EFDCL50-J1U2
3/4 Universal EFDL75-J1U2 EFDCL75-J1U2
1 and 1 Pilot EFDL10-J1U2 EFDCL10-J1U2
Light
1/2 1 Circuit Specify EFDL50-J2U1 EFDCL50-J2U1
3/4 Universal EFDL75-J2U1 EFDCL75-J2U1
1 and 2 Pilot EFDL10-J2U1 EFDCL10-J2U1
Lights
Two Gang Tandem‡
1/2 2 Circuits Specify EFDT50-J1U2 EFDCT50-J1U2
3/4 Universal EFDT75-J1U2 EFDCT75-J1U2
1 and 1 Pilot EFDT10-J1U2 EFDCT10-J1U2
Light
1/2 2 Circuits Specify EFDT50-J2U2 EFDCT50-J2U2
3/4 Universal EFDT75-J2U2 EFDCT75-J2U2
1 and 2 Pilot EFDT10-J2U2 EFDCT10-J2U2
Lights
1 Circuit
1 Pilot Light
2 Circuit
1 Pilot Light
2 Pilot Lights
2 Circuit
2 Circuit,
1 Pilot Light
1 Circuit,
2 Pilot Lights
2 Circuit,
2 Pilot Lights
2 Circuit,
1 Pilot Light
* Malleable iron body and aluminum cover. For aluminum body, add suffix —A. ‡ Aluminum body not available. For tandem bodies, external
seals must be installed within 5 feet of each conduit entrance for Class I, Groups C and D. Pilot Lights furnished with 6W, 120V A.C. 6S6
lamp and red jewel—Other colored jewels and LED’s listed on page 17. See page 16 for push button accessories and parts.
Shaded area indicates items suitable for Class I, Div. 1 and 2, Groups B, C and D; Class II, Groups E, F and G and Class III.
For Class I, Group B, external seals must be installed at each conduit entrance.
Dimensions on pages 24 and 25.
1 Pilot Light
2 Circuit