Control_Flippingbook_NOV 2024

NEMA FULL VOLTAGE POWER DEVICES, CONTROL SECTION 1

1-82

— Enclosed combination magnetic starters CR492 2-speed/1-winding, instantaneous trip 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 4 (digit 12) select overload relay Overload relay Thermal bi-metallic ambient compensated (1 NC) Thermal bi-metallic ambient compensated (1 NO–1 NC)

Code

3 4

Solid state overload (1 NO–1 NC)

(#)

(#) Select code for solid state overload amp rating from ranges table below.

— 2-speed solid state overload ranges

NEMA size

0 and 1 Lo amp 0.4–0.85 0.4–0.85 0.4–0.85 0.8–1.7 1.6–3.4 0.8–1.7 1.6–3.4 3.2–6.8 1.6–3.4 3.2–6.8 6.5–13.5 3.2–6.8 6.5–13.5 0.8–1.7

2

3 and 4 Lo amp

Code

Hi Amp 0.4–0.85 0.8–1.7 0.8–1.7 1.6–3.4 1.6–3.4 1.6–3.4 3.2–6.8 3.2–6.8 3.2–6.8 6.5–13.5 6.5–13.5 6.5–13.5

Hi amp 6.5–13.5

Lo amp 6.5–13.5 6.5–13.5

Hi amp 17–35 35–70 35–70 65–135 65–135 65–135

c

17–35 17–35 35–70 17–35 35–70

D E

13–27 13–27 25–50 25–50 25–50

13–27

F

6.5 -13.5

G H U K

13–27 25–50

65–135

– – – – – – – – –

– – – – – – – – –

– – – – – – – – –

– – – – – – – – –

L

M

V

W

R S T

13–27 13–27 13–27

13–27

— Step 6 (digit 14) select monitoring options Device

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

Code

Code

None

A C D

None 1 NO 1 NC

A B C

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

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 3 F 3 G 3 H 3 1 4 L 4 N 4

1 NO–1 NC

D 2 E 2 F 2

2 NO 2 NC

2 Not available on 2 speed – 1 winding sizes 0-1.

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

ETM + PFR with UV (190-480 V) ETM + PFR with UV (575 V)

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

P 3,4 Q 3,4 R 3,4 S 3,4

3 Available for type 1 enclosure only. 4 Requires 120 V control circuit voltage or CPT with 120 V secondary.