Square D Digest 179

Low-Voltage Dry-Type Distribution Transformers

Accessories

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Enclosures and Accessories

Style D and H—Type 2 Rated Converts to Type 3R with Weathershield

Style M—Type 2 Rated Converts to Type 3R with Weathershield

Style J—Type 1 Rated Converts to Type 2 with Drip Shield Converts to Type 3R with Weathershield

Table 14.8: Enclosure Dimensions and Accessories Enclosure Number/Style Height Width [13] Depth

Ceiling Mounting Bracket [15]

Mounting Weathershield Wall Mounting Bracket [14]

Drip Shield

in.

mm in.

mm in.

mm 406 406 508 508 508 508 610 686 813 813 914 914 914

D 27 H 37 D 30 H 37

686 940 762 940 762 940 940

20 20 20 20 30 30 30 32

508 508 508 508 762 762 762 813

16 16 20 20 20 20 24 27

WS363 WS363 WS363 WS363 WS364 WS364 WS364 WS380 WS381 WS382 WS382 WS370A WS370A WS383 WS384

WMB361362 WMB361362 WMB363364 WMB363364 WMB363364 WMB363364

CMB363 CMB363 CMB363 CMB363 CMB364 CMB364 CMB364 CMB380 CMB381

— — — — — — — — — — — — — — — — — — — — — —

17

18 19 20 21 22 24 25 26 28 29 30 31 17 18 19 20 21 22 24 25 30 31

30 37 37

— — — — — — — — —

43.8 1111

49.5 1257 35

889 28.5 724

49.5 1257 41 1041 32 57.5 1461 41 1041 32 60 1524 56 1422 36 68 1727 56 1422 36 71 1803 48 1219 36

— — — — — —

D

Floor

74 1880 56 1422 40.5 1029 23.98 609 21.50 546 21.18 538 28.31 719 25.51 648 24.69 627 29.33 745 25.51 648 25.94 659 33.50 851 30.08 764 27.44 697 37.52 953 31.30 795 28.43 722 40.59 1031 33.66 855 32.56 827 57.5 1461 40.1 1019 32.75 832 71 1803 48.25 1226 37.9 963 76 1930 56 1422 44.5 1130

7400WS17M 7400WS18M19 M 7400WS18M19 M 7400WS21M 7400WS22M

7400WMB17M

7400CMB17M

7400WMB18M19M20M 7400CMB18M19M20M

7400WMB18M19M20M 7400CMB18M19M20M

M

7400WS20M 7400WMB18M19M20M 7400CMB18M19M20M

— — — — — —

7400CMB21M 7400CMB22M

— — — — — — — —

—

— — — —

7400WS25J 7400WS30J 7400WS31J

7400DS25J 7400DS30J 7400DS31J

J

Floor

Wall mounting brackets

New Optional Floor Mounting Kit — Enclosures M and J

14 TRANSFORMERS

Table 14.9: Mechanical Lug Kits Catalog No. LugsPer Kit

Bonding Lugs perKit

WireRange

WireRange

WireRange

Cap Screws Current Range Grounding Lugs per Kit

Single-Phase Primary, Single-Phase Secondary, Three-Phase Delta Primary, Three-Phase Delta Secondary DASKP100 3 1/0–14STR 1/4x1 in. Up to100A Not applicable DASKP250 350 kcmil–6 STR 101 to250A DASKP400 201 to400A 801 to 1200 A Single-Phase Primary and Secondary, Three-Phase Wye Secondary, Three-Phase Delta with Center Tap DASKGS100 5 1/0–14STR 1/4x1 in. Up to100A 1 3/8x2 in. 600 kcmil–4 STR (2) 250 kcmil–1/0 STR DASKP600 DASKP1000 DASKP1200 6 9 601 to800A 600 kcmil–2 STR 12

Not applicable

Not applicable

Not applicable

(4) 2/0 to 14 STR

1

2 to14STR

DASKGS250

350 kcmil–6 STR

3/8x2 in.

101 to250A

[13] These dimensions are not for construction. Contact your local Schneider Electric. [14] Wall mounting brackets are used with units weighing no more than 700 lbs. [15] Ceiling mounting brackets are used with units weighing no more than 1200 lbs.

14-8

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