Specification

TD00502001E For more information visit: www.cutler-hammer.eaton.com
Technical Data
Effective: April 2002 Page 21
Meter Breakers
Dimensions and Knockouts (Type CH Style House Panels) — Dimensions in Inches
Figure 54. House Panel Dimensions and Knockouts
29.750 I.D./I.D.
28.281
6.188
±.015 O.D./O.D.
1.000
±.015 O.D.
15.500 ±.015
.156 TYP.
±.015 O.D
2-1/2, 3, 3-1/2,
4 Knockouts
Per 50-27100
.781
±.010
.656 ±.015
O.D./O.D.
1.469 TYP
±.005
1.469
±.005
1/2, 3/4 Knockouts
Per 50-23404
(9 required)
2.734
±.005
1-1/4 (Optional), 1-1/2, 2, 2-1/2
Knockouts per 50-23381
(2 Required)
.812
±.015 O.D.
1.875
±.015 O.D.
6.000
±.015 O.D.
2.125
±.005 O.D.
1.375
±.005
4.141
±.005
3.062
±.005
2.546
±.005
2.546
±.005
2.188
±.015 O.D.
1/2 (optional), 3/4, 1-1/4, 1-1/2
Knockouts per 50-23390
(3 Required)
5.406 ±.005
6.968 ±.015
.125 TYP.
±.015 O.D.
2.000
±.005
TYP.
1.844
±.005
2.266
±.015
.125 TYP.
±.015 O.D.
3.688
±.005
44.00
1-1/4, 1-1/2,
2 Knockouts per 50-1827-31
(1 Required)
1/2, 3/4, 1, 1-1/4
Knockouts per 50-26318
(2 Required)
1/2, 3/4
Knockouts per 50-1827-16
(8 Required)
1-1/4, 1-1/2, 2, 2-1/2,
3 Knockouts per A50-25989
(2 Required)
3.000
±.015 O.D.
.494
±.005 O.D.