Part Numbers ERR & EPD
Strateline
Factory Sealed
EPD PLUGS AND ERR RECEPTACLES
CIRCUIT BREAKING WITH DELAYED ACTION
U.S. Patent No. 2,626,974 - Canadian Patent No. 488,496
Explosion proof Class I, Groups C and D
Plugs fit only receptacles of the same electrical rating as listed in the spaces directly to the left of each plug group. ERR
Receptacles		 ERR Two-Gang Receptacles EPD Plugs - Aluminum Alloy
ERR Single ERR Double EPD Plug
20 Amp For Circuits Hub Positions Hub
Size		 Catalog Number Diameter
Cord		 Catalog
Number
20 Amperes or 1 HP, 120 or 240 Volts - 60 Hz A.C.
2 Pole
3 Wire		 Dead
End ‡		 ½
¾
1		 ERRA-11532
ERRA-21532
ERRA-31532		 ERRA-115322
ERRA-215322
ERRA-315322		 .250 to .625 EPD-51532
2 Pole
3 Wire		 Through Feed ½
¾
1		 ERRC-11532
ERRC-21532
ERRC-31532		 ERRC-115322
ERRC-215322
ERRC-315322
20 Amperes or 1 ½ HP, 120 or 240 Volts - 60 Hz AC
3 Pole
4 Wire		 Dead
End ‡		 ½
¾
1		 ERRA-11542
ERRA-21542
ERRA-31542		 ERRA-115422
ERRA-215422
ERRA-315422		 .250 to .625 EPD-51542
3 Pole
4 Wire		 Through Feed ½
¾
1		 ERRC-11542
ERRC-21542
ERRC-31542		 ERRC-115422
ERRC-215422
ERRC-315422
30 Amp 30 Amperes or 1 ½ HP, 120 or 240 Volts; 7 Amperes or ½ HP, 480 Volts - 60 Hz AC
2 Pole
3 Wire		 Dead
End ‡		 ¾
1		 ERRA-23032
ERRA-33032		 ERRA-230322
ERRA-330322		 375 to .625
.626 to .875		 EPD-53032
EPD-73032
Through Feed ¾
1		 ERRC-23032
ERRC-33032		 ERRC-230322
ERRC-330322
30 Amperes or 3 HP, 120 or 240 Volts; 7 Amperes or ½ HP, 480 Volts - 60 Hz AC
3 Pole
4 Wire		 Dead
End ‡		 ¾
1		 ERRA-23042
ERRA-33042		 ERRA-230422
ERRA-330422		 375 to .625
.626 to .875		 EPD-53042
EPD-73042
Through Feed ¾
1		 ERRC-23042
ERRC-33042		 ERRC-230422
ERRC-330422
‡ Can be installed with hub at top or bottom, as covers are reversible.
Dimensions:
  • Height including hubs: 6 1/4" except 1" hub sizes which are 6 ½".
  • Width: 3 ½" for single gang - 7 3/8" for two gang.
  • Mounting Holes: 11/32" diameter on 5 ½" x 2 ½" centers.
  • Depth from mounting surface to end of receptacle cover: 7 1/8" for 20 amperes - 8 3/4" for 30 ampere.