Magnetic and Hydraulic-Magnetic Circuit Breaker 8345-...

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1651

5

1

Magnetic and Hydraulic-Magnetic Circuit Breaker 8345-...

multipole

1-pole protected

hydraulic-magnetically

1-pole

protected magnetically

line 1

11(C)

2 (load)

I >

14(NO)

12(NC)

line 1

2 (load)

I >

11(C)

14(NO)

12(NC)

unit 2

unit 1

11(C)

14(NO)

12(NC)

line 1

2 (load)

2 (load)

line 1

I >

I >

11(C)

14(NO)

12(NC)

unit 3

unit 4

Internal connection diagrams

Terminal design / Dimensions

49.2

LOAD

LINE

blade terminal A6.3-0.8

(QC .250) DIN 46244

1.94

P - with blade terminals

U/V stud terminals

with auxiliary contacts

NO

NC

C

7.5

7.5

LOAD

LINE

.295

.295

17.5

16.6

.689

.653

NC NO

C

R - round connectors

D = 6 mm

1.94

49.2

LOAD

LINE

plug-in hole

W - laminated round terminals

cylindrical terminal area

auxiliary contact

module (change over)

tightening torque:

10-32 UNF. M5 max. 2 Nm

1/4-20 UNC. M6 max. 3 Nm

49.2

LOAD

LINE

ø6.3

1.94

ø.248

This is a metric design and millimeter dimensions take precedence ( mm )

inch