Control_Flippingbook_July 2024

1-47

NEMA FULL VOLTAGE POWER DEVICES, CONTROL SECTION 1

— CR407 magnetic starters Nonreversing, combination, thermal magnetic circuit breaker type

Part number configuration Valid for NEMA sizes 0–4

— Step 5 (digit 13) select auxiliary contacts

Aux contacts

Code

None

A B C D E F G H

1NO 1NC

1NO–1NC

2NO 2NC

2NO–1NC 1NO–2NC

3NO 3NC 4NO 4NC

J

K

L 3

M 3

2NO–2NC 3NO–1NC 1NO–3NC

N3 3

P 3 R 3

3 Exceeds maximum number of contacts for some pilot light selections. See step 8 (digit 16) table, page 1-48.

— 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) table, page 1-45. 4 Available for type 1 enclosure only. 5 Requires 120 V control circuit voltage or CPT w/ 120 V secondary. 6 Requires oversized enclosure for phase failure relay.

— Step 7 (digit 15) select push button/selector switch

Push button/selector switch — heavy duty

Code

None

A

Start/stop push button

J

H and-off-auto (HOA) selector switch

L

Off-on selector switch

M

HOA SS and start push button

S

Keyed HOA SS, key removal center pos.

N