2020 BURNDY Master Catalog

Mechanical Grounding

Cast Bronze Clamps for Conduit Cast Bronze Clamp with Copper Strap

Type C-LH Cast Bronze Clamps for Conduit

For grounding rigid conduit systems. Continuity from rigid conduit systems to ground provided by cast bronze threaded conduit hub. Zinc plated screws. • UL467 Listed for the US and Candian Markets

-2, -3 Versions*

Accommodates Conductor Range

Recommended Screw Torque (Inch Pounds)

Reference Dimensions

Catalog Number

Water Pipe

Ground

Hub Size

H

L

W C Pipe Clamp Wire Clamp

1/2 [13] 1/2 [13] 1/2 [13] 3/4 [19] 3/4 [19] 3/4 [19] 1 [25] 1 [25] 1 [25]

2.25" [57] 2.88" [73] 4.56" [116] 2.56" [65] 3.19" [65] 4.88" [124] 2.69" [68] 3.32" [59] 5.01" [127]

3.23" [83] 3.50" [89] 4.82" [122] 2.86" [73] 3.50" [89] 4.82" [122] 2.86" [73] 3.50" [89] 4.82" [122]

0.69" [18] 0.69" [18] 0.69" [18] 1.00" [25] 1.00" [25] 1.00" [25] 1.13" [29] 1.13" [29] 1.13" [29]

0.97" [25] 1.34" [34] 2.44" [62] 1.13" [29] 1.50" [38] 2.38" [60] 1.19" [30] 1.56" [40] 2.44" [62]

1/2 - 1 [13-25] 1-1/4 - 2 [32-51] 2-1/2 - 4 [54-102] 1/2 - 1 [13-25] 1-1/4 - 2 [32-51] 2-1/2 - 4 [64-102] 1/2 - 1 [13-25] 1-1/4 - 2 [32-51] 2-1/2 - 4 [64-102]

C-11LH-1

50 in.-lb.

50 in.-lb.

10 Str. - 6 Sol.

C-22LH-1

50 in.-lb.

50 in.-lb.

10 Str. - 6 Sol.

C-4LH-1

50 in.-lb.

50 in.-lb.

10 Str. - 6 Sol.

C-11LH-2

50 in.-lb.

50 in.-lb.

2/0 - 10 Str.

C-22LH-2

50 in.-lb.

50 in.-lb.

2/0 - 10 Str.

C-4LH-2

50 in.-lb.

50 in.-lb.

2/0 - 10 Str.

C-11LH-3

50 in.-lb.

50 in.-lb.

3/0 - 10 Str.

C-22LH-3

50 in.-lb.

50 in.-lb.

3/0 - 10 Str.

C-4LH-3

50 in.-lb.

50 in.-lb.

3/0 - 10 Str.

* C-LH with -1 has one screw; -2 and -3 Versions have 2 screws as shown.

Type C-CS Cast Bronze Clamps with Copper Strap For grounding rigid conduit systems. Strap helps protect conduit system from water system vibrations. Cast bronze clamp with zinc plated screws and ETP copper strap. • UL467 Listed for the US and Candian Markets

Fig. 1

Fig. 2

Recommended Screw Torque (Inch Pounds)

Accommodates Conductor Range

Reference Dimensions

Catalog Number

Fig. #

Pipe Clamp

Wire Clamp

Water Pipe Ground Hub Size

H

L

W C

D

1/2 -1 [13-25] 1/2 -1 [13-25] 1/2 -1 [13-25] 1/2 -1 [13-25]

6 Sol. Max. 4/0 Str. Max. 4/0 Str. Max. 2/0 Str. Max.

1/2 [13] 3/4 [19] 1 [25] 1/2 [13]

1.75" [44] 1.75" [44] 1.75" [44] 1.75" [44]

8.50" [216] 8.50" [216] 8.50" [216] 8.50" [216]

1.06" [27] 1.25" [32] 1.50" [38] 1.18" [30]

1.06" [27] 1.50" [38] 1.75" [44] 1.06" [27]

6.12" [155] 6.12" [155] 6.12" [155] 6.12" [155]

C-11CSH-1

50 in.-lb.

50 in.-lb.

1

C-11CSH-2

50 in.-lb.

50 in.-lb.

1

C-11CSH-3

50 in.-lb.

50 in.-lb.

1

C11CSLH12

50 in.-lb.

45 in.-lb.

2

www.burndy.com 1-800-346-4175 (US)

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