Control Catalog Flippingbook

NEMA FULL VOLTAGE POWER DEVICES, CONTROL SECTION 1

1-120

— CR494 mag-break magnetic starters 2 speed – 2 winding, mag-break circuit breaker type Part number configuration Valid for NEMA sizes 0-4

Step 4 (digit 12) select overload relay Overload Relay Thermal Bi-Metallic Non-compensated (1NC) Thermal Bi-Metallic Non-compensated (1NO-1NC) Thermal Bi-Metallic Ambient Compensated (1NC) Thermal Bi-Metallic Ambient Compensated (1NO-1NC)

Code

1 2 3 4

Solid State Overload (1NO-1NC)

(#)

(#) Select Code for Solid State Overload amp rating from Standard or Optional Ranges table below.

2-speed solid state overload ranges

NEMA SIZE 0 & 1

Code

2

3 & 4

Hi Amp

Lo Amp 0.4 - 0.85 0.4 - 0.85 0.8 - 1.7 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

Hi Amp

Lo Amp 6.5 - 13.5 6.5 - 13.5

Hi Amp 17 - 35 35 - 70 35 - 70 65 - 135 65 - 135 65 - 135

Lo Amp 17 - 35 17 - 35 35 - 70 17 - 35 35 - 70 65 - 135

C D E G H U K F

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

6.5 - 13.5

13 - 27 13 - 27 25 - 50 25 - 50 25 - 50

13 - 27

6.5 -13.5

13 - 27 25 - 50

– – – – – – – – –

– – – – – – – – –

– – – – – – – – –

– – – – – – – – –

L

M

V

W

R S T

13 - 27 13 - 27 13 - 27

13 - 27

Step 5 (digit 13) select auxiliary contacts Aux Contacts (per Contactor)

Code

None

A B C

1NO 1NC

1NO-1NC

D 2 E 2 F 2

2NO 2NC

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

Step 6 (digit 14) select monitoring options Device

Code

None

A C D

Phase Failure Relay with Undervoltage Protection (panel mounted) - 190-480V (PFR w/UV) Phase Failure Relay with Undervoltage Protection (panel mounted) - 575V (PFR w/UV)

Phase Failure Relay - 208V (PFR) Phase Failure Relay - 240V (PFR) Phase Failure Relay - 480V (PFR) Phase Failure Relay - 575V (PFR)

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

Elapsed Time Meter (120V/60Hz) Wired Across Coil (ETM)

ETM + PFR w/UV (190-480V)

ETM + PFR w/UV (575V)

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

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

3 Available for Type 1 Enclosure only. 4 Requires 120V Control Circuit Voltage or CPT w/ 120V Secondary.

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