Control_Flippingbook_NOV 2024

NEMA FULL VOLTAGE POWER DEVICES, CONTROL SECTION 1

1-41

— Enclosed combination magnetic starters CR308 non-reversing, disconnect switch

Ordering code configuration Valid for NEMA sizes 0–2, type 1 standard enclosure

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 5 (digit 13) select auxiliary contacts Auxiliary contacts

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

Code

Code

None 1 NO 1 NC

A B C D E F G H

3 NO 3 NC 4 NO 4 NC

J

K

L 2

M 2 N 2

1 NO–1 NC

2 NO–2 NC 3 NO–1 NC 1 NO–3 NC

2 NO 2 NC

P 2 R 2

2 NO–1 NC 1 NO–2 NC

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

— Step 6 (digit 14) select monitoring options Device

Code

A

None 3

3 Phase failure relay is not available for CR308 series standard enclosures. If this is required for your application, use CR408 series oversized enclosure.

— Step 7 (digit 15) select pushbutton/selector switch Pushbutton/selector switch — heavy duty

Code

None

A

Start/stop pushbutton

J

Hand-off-auto (HOA) selector switch

L

Off-on selector switch

M

HOA selector switch and start pushbutton

S

Keyed HOA selector switch, key removal center pos.

N

Please reference the NEMA full voltage power devices catalog for additional technical data, selection and installation guides, and dimensional drawings.