Control_Flippingbook_NOV 2024

NEMA FULL VOLTAGE POWER DEVICES, CONTROL SECTION 1

1-35

— Enclosed combination magnetic starters CR407 non-reversing, thermal magnetic circuit breaker

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 5 (digit 13) select auxiliary contacts Aux contacts

Code

None

A B C D E F G H

1 NO 1 NC

1 NO–1 NC

2 NO 2 NC

2 NO–1 NC 1 NO–2 NC

3 NO 3 NC 4 NO 4 NC

J

K

L 3

M 3

2 NO–2 NC 3 NO–1 NC 1 NO–3 NC

N3 3

P 3 R 3

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

— Step 6 (digit 14) select monitoring options Device

Code

None

A

Phase failure relay with undervoltage protection (panel mounted) — 190–480 V (PFR w/UV) Phase failure relay with undervoltage protection (panel mounted) — 575 V (PFR w/UV)

C 2 D 2

Phase failure relay — 208 V (PFR) Phase failure relay — 240 V (PFR) Phase failure relay — 480 V (PFR) Phase failure relay — 575 V (PFR)

E 4,6 F 4,6 G 4,6 H 4,6 1 2,5

Elapsed time meter (120 V/60 Hz) wired across coil (ETM)

ETM + PFR w/UV (190–480 V)

L 2,5,6 N 2,5,6 P 2,4,5,6 Q 2,4,5,6 R 2,4,5,6 S 2,4,5,6

ETM + PFR w/UV (575 V)

ETM + PFR (208 V) ETM + PFR (240 V) ETM + PFR (480 V) ETM + PFR (575 V)

2 Requires oversized enclosure for NEMA sizes 0–2. Select proper NEMA size and enclosure type from step 1 (digits 1–7). 4 Available for type 1 enclosure only. 5 Requires 120 V control circuit voltage or CPT with 120 V secondary. 6 Requires oversized enclosure for phase failure relay.

— Step 7 (digit 15) select pushbutton/selector switch Pushbutton Push button/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