12-56

For more information contact Cutler-Hammer at: www.ch.cutler-hammer.com/catalog CAT.200.01.T.E

January 2001

Molded Case Circuit Breakers

12

125 – 600 AmperesL-Frame

Vol. 1, Ref. No. [0522]

Product Selection Table 12-93. Types LD, HLD and LDC Thermal-Magnetic Circuit Breakers with Interchangeable Trip Units

1 Individually packed.2 Terminal kits contain one terminal for each pole and one terminal cover.3 Neutral is in right pole.4 Magnetic trip range 5 – 10 times continuous ampere rating.

Table 12-94. Types LD, HLD and LDC Thermal-Magnetic Circuit Breakers — Frame Only

Note: Instruction Leaflet/FRED Number 29C105 for Breaker; 29C607 for Thermal Magnetic Trip Unit

MaximumContinuousAmpereRating@ 40°C 4

Standard Interrupting Capacity600V AC Rated35 kAIC @ 480V AC

High Interrupting Capacity 600V AC Rated65 kAIC @ 480V AC

Ultra High Interrupting Capacity Current Limiting600V AC Rated100 kAIC @ 480V AC

Thermal MagneticTrip Unit Only

For Use with Standard or High or Ultra High Interrupting Frames

Standard Terminals Only

See Page 12-66 for Optional Terminals

Factory AssembledCircuit Consisting of Frame, Trip Unit and Terminals

Factory AssembledCircuit Consisting of Frame, Trip Unit and Terminals

Factory Assembled Circuit Consisting of Frame, Trip Unit and Terminals

CatalogNumber

PriceU.S. $

CatalogNumber

PriceU.S. $

CatalogNumber

PriceU.S. $

CatalogNumber

PriceU.S. $

CatalogNumber

PriceU.S. $

2-Pole300350400450500600

LD2300LD2350LD2400LD2450LD2500LD2600

3,940.003,940.003,940.003,940.003,940.003,940.00

HLD2300HLD2350HLD2400HLD2450HLD2500HLD2600

5,890.005,890.005,890.005,890.005,890.005,890.00

LDC2300LDC2350LDC2400LDC2450LDC2500LDC2600

7,610.007,610.007,610.007,610.007,610.007,610.00

LT2300TLT2350TLT2400TLT2450TLT2500TLT2600T

1,275.001,275.001,275.001,275.001,275.001,275.00

TA602LD 1

TA602LD 1

TA602LD 1

TA602LD 1

TA602LD 1

2TA603LDK 2

29.5029.5029.5029.5029.5063.00

3-Pole300350400450500600

LD3300LD3350LD3400LD3450LD3500LD3600

4,990.004,990.004,990.004,990.004,990.004,990.00

HLD3300HLD3350HLD3400HLD3450HLD3500HLD3600

7,290.007,290.007,290.007,290.007,290.007,290.00

LDC3300LDC3350LDC3400LDC3450LDC3500LDC3600

8,990.008,990.008,990.008,990.008,990.008,990.00

LT3300TLT3350TLT3400TLT3450TLT3500TLT3600T

1,665.001,665.001,665.001,665.001,665.001,665.00

TA602LD 1

TA602LD 1

TA602LD 1

TA602LD 1

TA602LD 1

3TA603LDK 2

29.5029.5029.5029.5029.5093.00

4-Pole 3

300350400450500600

LD4300LD4350LD4400LD4450LD4500LD4600

7,485.007,485.007,485.007,485.007,485.007,485.00

HLD4300HLD4350HLD4400HLD4450HLD4500HLD4600

10,835.0010,835.0010,835.0010,835.0010,835.0010,835.00

LDC4300LDC4350LDC4400LDC4450LDC4500LDC4600

13,840.0013,840.0013,840.0013,840.0013,840.0013,840.00

LT4300TLT4350TLT4400TLT4450TLT4500TLT4600T

2,660.002,660.002,660.002,660.002,660.002,660.00

TA602LD 1

TA602LD 1

TA602LD 1

TA602LD 1

TA602LD 1

4TA603LDK 2

29.5029.5029.5029.5029.50

124.00

Standard Interrupting Capacity 600V AC Rated35 kAIC @ 480V AC

High Interrupting Capacity 600V AC Rated65 kAIC @ 480V AC

Ultra High Interrupting Capacity Current Limiting600V AC Rated100 kAIC @ 480V AC

CatalogNumber

PriceU.S. $

CatalogNumber

PriceU.S. $

CatalogNumber

PriceU.S. $

2-PoleLD2600F 2,535.00 HLD2600F 4,505.00 LDC2600F 6,210.00

3-PoleLD3600F 3,120.00 HLD3600F 5,420.00 LDC3600F 7,150.00

4-PoleLD4600F 4,552.00 HLD4600F 7,904.00 LDC4600F 10,910.00

Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . CB-2

TAB1202.fm Page 56 Wednesday, October 25, 2000 9:35 PM

CAT.200.01.T.E For more information contact Cutler-Hammer at: www.ch.cutler-hammer.com/catalog

12-55January 2001

Molded Case Circuit Breakers

12

125 – 600 AmperesL-Frame

Vol. 1, Ref. No. [0521]

Product SelectionThis information is presented only as an aid to understanding Catalog Numbers. It is not to be used to build Catalog Numbers for circuit breakers or trip units.

Table 12-89. Circuit Breaker/Frame Catalog Numbering System

Table 12-90. Thermal-Magnetic Trip Unit Catalog Numbering System

Table 12-91. OPTIM Circuit Breaker/Frame Catalog Numbering System

Table 12-92. Digitrip RMS 310 Trip Unit Catalog Numbering System

L D 3 6 0 0 F

Circuit Breaker/Frame Type

LDBLDHLDLDCCLDCHLDCLDC

Number of Poles

2 = 2 Poles3 = 3 Poles4 = 4 Poles

Circuit Breaker/Frame Ampere

Rating

300 350 400 450 500 600

Suffix

C = Copper TerminalsF = Frame OnlyK = High Magnetic

Molded Case SwitchV = 50°C (Thermal-Magnetic

Trip Units Only)W = Without TerminalsX = Load Side Terminals OnlyY = Line Side Terminals Only

L T 3 4 0 0 T

Trip Unit Type

LT = ThermalMagnetic

Number of Poles

2 = 2 Poles3 = 3 Poles4 = 4 Poles

Trip Unit Rating/Plug Ampere Rating

300 350 400 450 500 600

Suffix

T = Trip UnitThermal-MagneticFixed ThermalAdjustable Magnetic

V = 50°C Calibration(Thermal-MagneticTrip Units Only)

L D 3 1 2 5 T 5 7 W

Circuit Breaker/Frame Type

LDHLDLDCCLDCHLDCLDC

Trip Type

2 = LSI (550 Only)6 = LSIG 7 = LSIA

Suffix

W = Without Terminals

Circuit Breaker/Frame Ampere Rating

125(Available on Model 1050 only)

250(Available on Model 1050 only)

400600

Number of Poles

3 = 3 Poles

Trip Model

T5 = Model 550T10 = Model 1050

L E S 3 6 0 0 L S P

Trip Unit Type

LES = Electronic

Number of Poles

3 = 3 Poles4 = 4 Poles

Suffix

P = 100% Protected Neutral on 4-Pole Trip Unit

Suffix

LSLSILSGLSIG

Trip Unit Ampere Rating

600

TAB1202.fm Page 55 Wednesday, October 25, 2000 9:35 PM

12-52

For more information contact Cutler-Hammer at: www.ch.cutler-hammer.com/catalog CAT.200.01.T.E

January 2001

Molded Case Circuit Breakers

12

125 – 600 AmperesL-Frame

Vol. 1, Ref. No. [0518]

ContentsDescription Page

Product Description . . . . . . . . . 12-52

Technical Dataand Specifications . . . . . . . . . 12-52

Dimensions/Weights . . . . . . . . 12-54

Product Selection . . . . . . . . . . . 12-55

L-Frame

Typical L-Frame Circuit Breaker

Product Description■ All L-Frame Circuit Breakers are

HACR rated.■ L-Frame circuit breakers are available

as individual components (Frame, Trip Unit, Terminals), or factory assembled complete breakers.

■ L-Frame circuit breakers with non-interchangeable trip units are suitable for reverse feed use.

Technical Data and SpecificationsTable 12-84. UL489 Interrupting Capacity Ratings 1

1 Utilization category A circuit breakers.2 L/R = 8 milliseconds minimum.3 2-pole circuit breaker or two poles of 3-pole circuit breaker. Incorporating Thermal-Magnetic trip

unit only.4 100% rated breakers.

Table 12-85. IEC 947-2 Interrupting Capacity Ratings 5

5 Utilization category A circuit breakers.6 L/R = 8 milliseconds minimum.7 2-pole circuit breaker or two poles of 3-pole circuit breaker. Incorporating Thermal-Magnetic trip

unit only.8 100% rated breakers.

Circuit Breaker Type

Number of Poles

Interrupting Capacity (rms Symmetrical Amperes) (kA)

Volts AC (50/60 Hz) Volts DC

240 277 480 600 125 250 23 500

LDBLDCLDHLDCHLD 4

2, 3 2, 3, 4 2, 3, 42, 3, 42, 3, 4

656565

100100

—————

3535356565

2525253535

—————

2222222525

—————

LDCCLDC 4

2, 3, 42, 3, 4

200200

——

100100

5050

——

3030

——

Circuit BreakerType

Numberof Poles

Interrupting Capacity (Symmetrical Amperes) (kA)

Volts AC (50/60 Hz) Volts DC

240 415 690 250 67

Icu Ics Icu Ics Icu Ics Icu Ics

LDBLDCLD 8HLD

2, 32, 3, 42, 3, 42, 3, 4

858585

100

858585100

45454570

45454570

20202025

10101013

20202020

10101010

CHLD 8LDCCLDC 8

2, 3, 42, 3, 42, 3, 4

100200200

100100100

70100100

707575

253535

131818

202020

101010

TAB1202.fm Page 52 Wednesday, October 25, 2000 9:35 PM