Siemens 5SM3645-6 data sheet

Data sheet

5SM3645-6

Residual current operated circuit breaker, 4-pole, type A, In: 125 A, 300 mA, Un AC: 400 V

Model

product brand name

SENTRON

 

RCCB

product designation

 

Instantaneous

design of the product

 

 

General technical data

number of poles

4

 

1

size of installation devices / acc. to DIN 43880

 

 

mechanical service life (switching cycles) / typical

10 000

 

10 kA

short-circuit current rating

 

No

switching function / short-term delayed

 

III

overvoltage category

 

 

Supply voltage

operational current / at AC / rated value

125 A

 

 

● supply voltage / at AC / rated value

400 V

● supply voltage / for testing equipment /

100 V

minimum

 

 

50 Hz

operating frequency

 

 

supply voltage frequency

 

 

 

5SM3645-6

12/08/2020

Subject to change without notice

Page 1/4

© Copyright Siemens

 

 

Siemens 5SM3645-6 data sheet

● rated value

50 Hz

 

 

Protection class

protection class IP

IP20, if the distribution board is installed, with connected

 

conductors

 

 

 

 

Switching capacity

 

switching capacity current

acc. to EN 60898 / rated value

according to IEC 61008-1 / rated value

1.25 kA

1.25 kA

Dissipation

power loss [W]

for rated value of the current / at AC / in hot operating state / per pole

maximum

8.9 W

26.7 W

Current

tripping fault current / rated value

residual current type

let-through current / permissible

I2t value / permissible

surge current resistance / rated value

operational current

at 40 °C / rated value

at 45 °C / rated value

at 50 °C / rated value

at 55 °C / rated value

at 60 °C / rated value

at 65 °C / rated value

at 70 °C / rated value

300 mA

A

8 000 kA

94 000 A²·s

1 kA

125 A

125 A

120 A

115 A

110 A

105 A

100 A

Product details

product feature / silicon-free

Yes

 

Yes

product extension / installable / supplementary

devices

 

 

 

 

 

Connections

 

connectable conductor cross-section / solid

minimum

maximum

connectable conductor cross-section / stranded

minimum

maximum

tightening torque / with screw-type terminals

● minimum

2.5 mm²

50 mm²

2.5 mm²

50 mm²

3 N·m

5SM3645-6

12/08/2020

Subject to change without notice

Page 2/4

© Copyright Siemens

 

 

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