Cut Sheet

Effective September, 2005
Copyright 2005
PAGE 12
800-621-1506
www.appletonelec.com
M- 12
M
U.S. Pat. 3,699,276 Hub Size, Nameplate Catalog Number
Patented Canada 1974 Inches Description Marking Dead-End Feed-Thru
Nameplate Catalog
Description Marking Number
EFD/EFDB Factory Sealed
Dust Cap Push Button 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
Single Gang* ◊
3/4 1 Circuit Specify EFDB175-DU1* EFDCB175-DU1*
1 Universal EFDB110-DU1* EFDCB110-DU1*
3/4 2 Circuits Specify EFDB175-DU2* EFDCB175-DU2*
1 Universal EFDB110-DU2* EFDCB110-DU2*
Three Device‡
3/4 2 Circuits Specify EFDL75-J1DU2 EFDCL75-J1DU2
1 Universal EFDL10-J1DU2 EFDCL10-J1DU2
and 1 Pilot
Light
Push Button and Replacement Cap
Dust Cap
Push Button STOP-START-BLANK SPBB-DU1-Q
Replacement
Dust Cap Only STOP-START-BLANK DC-Q
Nameplate STOP-START-BLANK DU-NP-Q
Has 1/2 - 14NPSM thread size. Supplied with 1/2” to 3/4” enlarger.
Covers Complete with Pilot Lights,
Push Buttons—
Factory-Sealed
1 Circuit Specify EFKB-DU1
Universal
2 Circuits Specify EFKB-DU2
Universal
2 Circuits Specify EFKL-J1DU2★★
Universal
and 1 Pilot Light
* Malleable iron body and aluminum cover. For aluminum body, add suffix —A. ‡ Aluminum body not available.
★★
For use with three device mounting bodies.
◊ 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.