Control_Flippingbook_NOV 2024

NEMA FULL VOLTAGE POWER DEVICES, CONTROL SECTION 1

1-45

— Enclosed combination magnetic starters CR408 non-reversing, disconnect switch

Ordering code configuration Valid for NEMA sizes 0–4

Digits:

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

C R

Steps:

Step 1

Step 2

Step 3

Step 4 Step 5 Step 6 Step 7 Step 8 Step 9

To configure the ordering code, use the tables below to fill in the digit boxes with the appropriate code.

— Step 3 (digits 10, 11) select protective device (continued)

— Disconnect with class J fuse clips — for use with time delay/dual element class J fuses

200–208 V

230–240 V

460–480 V

575–600 V

Max. hp

Fuse clip (amps)

Max. hp

Fuse clip (amps)

Max. hp

Fuse clip (amps)

Max. hp

Fuse clip (amps)

NEMA size

Code

Code

Code

Code

0 1

3 5

30 30 60 60

J3 J3 J6 J6 J2 J2 J2 –

3 5

30 30 60 60

J3 J3 J6 J6 J1 J2 J2 –

5

30 30

J3 J3

5

30 30

J3 J3

10

10

7 1 ⁄

7

1 ⁄

– –

–

–

–

–

–

2

2

2

10

15

30 60 60

J3 J6 J6 J1 J1 J2

15 25 30 50 60

30 60 60

J3 J6 J6 J1 J1 J2

–

–

–

–

25

20 25 40

100 200 200

25 30 50

100 200 200

–

3 1

50

100 100 200

100 100 200

–

4 2

–

–

–

–

–

–

100

100

1 Oversized enclosure provided as standard with 200 amp fusible disconnect 2 Oversized enclosure provided as standard with any NEMA size 4 fusible/non-fusible

— Step 4 (digit 12) select overload relay Overload relay Thermal bi-metallic ambient compensated (1 NC) Thermal bi-metallic ambient compensated (1 NO–1 NC)

— Solid state overload relay — standard range

Code

200–208 V

230–240 V

460–480 V

575–600 V

Max.

Max.

Max.

Max. hp

3

NEMA size OL range

hp Code

hp Code

hp Code

Code

4

0

0.8–1.7 1.6–3.4 3.2–6.8 6.5–13.5 6.5–13.5 13–27 13–27 25–50 17–35 35–70 65–135 65–135

–

–

–

–

3 ⁄

D E

1 2 5 –

D E

4

1/2

E F G

3/4

E F G

2 3 5

Solid state overload (1 NO–1 NC) (#) (#) Select code for solid state overload amp rating from standard or optional ranges table at right and below.

1 3

2 3

F

F –

G G H H

1

–

–

–

–

7 1 ⁄

10

G

2

7 1 ⁄

H

7

1 ⁄

H

10 20 25

–

–

2

2

2

–

– J – L

–

– J – L

25

H

10

15

J – L –

–

–

3

–

–

–

30 50

K L

20 25 40

25 30 50

50

M M

M M

–

–

–

4

100

M

100

M

— Step 5 (digit 13) select auxiliary contacts (continued) Auxiliary contacts

— Solid state overload relay — optional ranges

— Step 5 (digit 13) select auxiliary contacts Auxiliary contacts

NEMA size

Code

Code

OL amp range

0 and 1

2 3 and 4

None 1 NO 1 NC

A B C D E F G H

3 NO 3 NC 4 NO 4 NC

J

0.4–0.85 0.8–1.7 1.6–3.4 3.2–6.8 6.5–13.5 13–27 25–50 17–35 35–70 65–135

C D E F G H

– – – –

– – – – – – –

K

L 5

1 NO–1 NC

M 5 N 5

2 NO 2 NC

2 NO-2 NC 3 NO-1 NC 1 NO-3 NC

G H

P 5

2 NO-1 NC 1 NO-2 NC

R 5 5 Exceeds maximum number of contacts for some pilot light selections. See step 8 (digit 16).

– – – –

J – – –

K L

M