Control_Flippingbook_October 2023

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NEMA FULL VOLTAGE POWER DEVICES, CONTROL SECTION 1

— CR324, CR124 thermal overload relays

— CR324 NEMA sizes 1-4

Mounting screw size

NEMA size

Dimension A 3.19 (81.0) 3.19 (81.0)

Dimension B 3.71 (94.2) 3.71 (94.2)

Dimension C 2.75 (69.8) 2.75 (69.8)

Dimension D

Dimension E

Dimension F

Dimension G

Dimension H 0.06 (1.5) 0.06 (1.5)

Dimension J 0.22 (5.5) 0.22 (5.5)

Dimension K 3.75 (95.2) 3.75 (95.2)

Dimension L .66 (1.66) .66 (1.66) .54 (13.7) .54 (13.7)

1 2 3 4

1.75 (44.4) 1.50 (38.1) 1.00 (25.4) 3.50 (88.9) 1.75 (44.4) 1.50 (38.1) 1.00 (25.4) 3.50 (88.9)

#10 #10 1/4” 1/4”

4.62 (117.4) 6.25 (158.8) 4.00 (101.6) 2.62 (66.5) 3.00 (76.2) 4.62 (117.4) 6.25 (158.8) 4.00 (101.6) 2.62 (66.5) 3.00 (76.2)

1.12 (28.4) 1.12 (28.4)

– –

– –

.38 (9.6) 4.28 (108.7) .38 (9.6) 4.28 (108.7)

1 For NO/NC (SPDT) contact forms, contact nearest ABB Representative.

— CR124 NEMA sizes 1-4

NEMA size

Product number

Dimension A

Dimension B

Dimension C

Dimension D

Dimension E 0.28 (7.1) 0.28 (7.1) 0.28 (7.1) 0.28 (7.1)

Dimension F

Dimension G 1.38 (34.9) 1.81 (46.0) 1.38 (34.9) 1.81 (46.0)

Dimension H 0.79 (20.0) 0.79 (20.0) 0.79 (20.0) 0.79 (20.0) 1.13 (28.6) 0.81 (20.6)

Dimension J 0.58 (14.7) 0.63 (15.9) 0.34 (8.7) 0.44 (11.1) 0.75 (19.1)

Dimension K

Shipping weight

1 1 2 2 3 3 4 4 5 5

CR124C 0.94 (23.8)

2.75 (70.0) 3.41 (86.5) See Drill Plan

– – – –

– – – –

6 oz. 6 oz. 6 oz. 6 oz. 1 lb. 1 lb.

CR124K 0.94 (23.8) 3.25 (82.6) 3.38 (86.0) See Drill Plan

CR124D 0.94 (23.8) CR124L 0.94 (23.8)

2.72 (69.1) 3.41 (86.5) See Drill Plan 3.06 (77.8) 3.38 (86.0) See Drill Plan

CR124E 1.50 (38.1) 5.00 (127.0) 4.28 (108.7)

2.31 (58.7) 2.31 (58.7) 2.31 (58.7) 2.31 (58.7)

0.50 (12.7) 1.00 (25.4)

–

3.8 (95.2)

1.63 (41.3) 6.28 (159.5) 4.25 (108.0)

0.34 (8.7)

–

0.50 (12.7)

1.63 (41.3) 3.66 (92.9)

CR124M 1

CR124F 1.50 (38.1) 5.25 (133.4) 4.28 (108.7)

0.50 (12.7) 1.00 (25.4)

–

1.13 (28.6) 1.00 (25.4) 3.94 (100.0)

1.5 lbs. 1.5 lbs.

1.63 (41.3) 6.81 (173.0) 4.25 (108.0)

0.34 (8.7)

–

0.50 (12.7)

0.81 (20.6)

1.88 (47.6) 4.47 (113.5) 3.63 (92.2) 5.63 (142.9) 3.63 (92.2) 5.63 (142.9)

CR124N 1

3.00 (76.2) 8.50 (215.9) 5.44 (138.1) 6.00 (152.4) 3.00 (76.2) 8.50 (215.9) 5.44 (138.1) 6.00 (152.4)

– –

1.00 (25.4) 1.00 (25.4)

– –

– –

3 lbs. 3 lbs.

CR124G011 2 CR124G019 2

1 Control terminals are at top, adjusting knob at bottom on these forms. 2 Between clearance holes through 3 ⁄ 4 ” thick compound base for 3 ⁄

8 ” mounting bolts; upper hole is 2 3 ⁄

8 ” above top of relay body (1 1 ⁄

4 ” below top of top terminal).

— CR324

— CR124

Outlines, dimensions ( in.

mm ) and weights (for estimating only)