BuyLog Flippingbook NOV 2024

8-91

LOW VOLTAGE POWER & INSULATED CASE CIRCUIT BREAKERS, BUYLOG SECTION 8

— EntelliGuard ™ G circuit breaker EntelliGuard ™ G circuit breaker nomenclature

Digit 5 Short Circuit Withstand Ratings Interrupting Rating Tier ANSI/UL1066 Devices, LVPCB

Envelope 1

Envelope 2

Envelope 3

1/2S Withstand

Override No. 1

Override WI

400 1200

400 2000

400 3200

4000 5000

Code

254V 580V 635V

HSIOC

Code

3200

3200

•

S

65,000 65,000 50,000 50,000 65,000 65,000 65,000 65,000 85,000 85,000 65,000 65,000 100,000 100,000 65,000 65,000 85,000 85,000 85,000 85,000 100,000 100,000 100,000 85,000 100,000 100,000 100,000 100,000

50,000 49,000 53,500

S

• • •

•

N H

None None

None

N H

65,000 63,700 69,500 65,000 63,700 69,550

P 2

P E

• •

E

None None

None

• • •

M

85,000 83,800 90,950

M

• •

B L

None None

None

B

150,000 150,000 100,000 100,000 100,000 98,000 107,000 L

Interrupting Rating Tier UL489 Devices ICCB

Envelope 1

Envelope 2

Envelope 3

1/2S Withstand

Override No. 1

Override WI

400 1200

400 2000

2500 3000

400 3000

4000 6000

Code

240V 480V 600V

HSIOC

Code

3000

•

S

65,000 65,000 50,000 42,000 65,000 65,000 65,000 42,000 85,000 85,000 65,000 50,000 100,000 100,000 65,000 50,000 100,000 100,000 100,000 65,000 150,000 150,000 100,000 85,000

42,000 42,000 50,000 50,000 65,000 85,000

N/A N/A N/A N/A N/A N/A

44,940 44,940 53,500 53,500 69,550 90,950

S

• • •

• •

N H

N H

P 2

P

•

• •

M

M

•

L

L

Close and Latch Ratings (MCR set accordingly) UL/ANSI 1 UL/ANSI 2 UL/ANSI 3 42,000 65,000 100,000

UL/ANSI CB MCR setting determined base on Envelope only. For Retrofill's (A = 17,000, B = 33,000, N = 42,000)

S

N

H

M

E

L – –

IEC 1 IEC 2 IEC 3

42,000

42,000 50,000

42,000 50,000

–

–

– –

65,000 100,000

65,000

– 100,000 Notes: Override has 7% pick up tolerance. Nominal setting is 98% of lcw if no other instantaneous is on, or 107% of lcw if any other instantaneous is on. UL 489 CB always have other instantaneous protection on. MCR set at 78% Close and Latch rating with a -10% tolerance. 6000A UL 489 CB is 100% rated as stationary and 80% rated draw-out. – –

ANSI Non-Automatic Switches

Envelope 1 800-2000

Envelope 2 800-3200

Envelope 3 3200-5000

30 Cycle Withstand Ratings

Code

254V 580V 635V 42,000 42,000 42,000 65,000 65,000 65,000 100,000 100,000 100,000

Code

•

N M

N M

•

1.

•

B

B

UL489 Non-Automatic Switches

Envelope 1 800-2000

Envelope 2 800-3000

Envelope 3 3000-6000

30 Cycle Withstand Ratings

Code

240V 480V 600V 42,000 42,000 42,000 65,000 65,000 65,000 150,000 150,000 100,000

Code

•

N M

N M

•

1.

B • 1 Non-automatic switches are provided with no internal sensing or tripping mechanism and cannot be applied above their respective withstand levels. If non-automatic device is required at ratings above the available switches required, it is recommended that a circuit breaker set with maximum setting be employed using external control or protection as required by the application 2 frame available as 3-pole only B

Note: IEC Ratings are also available upon request.

UL489B Ratings Suitable for use in Photovoltaic system in accordance with article 690 of the NEC Rated Endurance Envelope Type Short Interrupting Current (kA) Short Interrupting Current (kA) Minimum Mechanical Endurance

Minimum Electrical Endurance at 600Vdc

Minimum Electrical Endurance at 1000Vdc

2

M

800-3000

30

12500

500

500

Four configurations available for 600Vdc and 1000Vdc with or without isolating both DC legs. Note: Bus Bars must be ordered separately Time Constant (L/R) = 15msec, Rated calibration temperature 50°C.

Note: See EntelliGuard ™ G Circuit Breaker Configurator for pricing. Contact a sales representative for configurator.