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70

CIRCUIT PROTECTION AND SWITCHES

ST CLB Circuit Breaker Blocks

Compact surface mount solution providing secure screw termination

where Push Button Reset-Only CLB Circuit Breakers are desired

• Clear insulating cover with square format label recesses, satisfies ABYC/USCG

insulation requirements

• Quick connect clips allow circuit breakers to snap easily into place

• Tin-plated copper busses and screw terminals

• Breakouts allow wire access in two directions

• Accepts ring terminals

• Optional push button waterproof boots or dress nuts can be installed over cover

• Accepts square labels

• Optional jumper 5049, for use with 5050 and 5051

• Circuit breakers sold separately (p. 71)

Specifications

Voltage Max. Operating

32V DC

Amperage Max. Operating

32A

(per circuit)

Amperage Max. Operating

100A

(per block - common source)

Amperage Max. Operating

40A

(per jumped circuit group - independent source)

Temp. Operating Range

-10°C to 60°C

Breaker Type

Push Button Reset-Only Circuit Breaker with

Quick Connect Terminals

Screw Terminal

#8-32 Screws with Captive Star Lock Washer

Ring Terminals

Screw Terminals #8 (M4), Negative Bus #10 (M5)

Mounting

#8 Screw (M4) or #8 Nut

PN Positions Negative Bus Source

[A] Mounting

Centers in (mm)

[B] Mounting

Centers in (mm)

[C] Height

in (mm)

5050

6

––

Independent

5.63 (142.9)

1.40 (35.6)

6.69 (169.9)

5051

12

––

Independent

10.13 (257.2)

1.71 (43.4)

11.19 (284.2)

5052

6

#10-32 stud

Common

5.63 (142.9)

1.40 (35.6)

6.69 (169.9)

5054

12

#10-32 stud

Common

10.13 (257.2)

1.71 (43.4)

11.19 (284.2)

5049

ST CLB Block Jumper, 5 per pack

Related Products

ST CLB Circuit Breaker

Block Jumper 5049 (see table)

CLB Circuit

Breaker Boots

p. 71

Push Button Reset-Only

CLB Circuit Breakers

p. 71

5052

5050

[

C

]

[

A

]

[

B

]

2.79

(70.8mm)

24-Hour

Circuits

Switched

Circuits

Switch

Busbar

To Load Positive

Three Switched Circuits, Three 24-Hour Circuits

Two ST-CLB Terminal

Block Jumpers allow

three switched circuits

Fuse

Fuse

Fish Finder

GPS

Stereo

Clock

Alarm

Bilge Pump

Six Switched or Six 24-Hour Circuits

Fuse

Add an

optional

switch for

non-24-hour

circuits.

To Load

Positive

From

Load

Negative

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