Data Sheet

Shock resistance at rectangular impulse
● at AC
8,5g / 5 ms, 4,2g / 10 ms
● at DC
8,5g / 5 ms, 4,2g / 10 ms
Shock resistance with sine pulse
● at AC
13,4g / 5 ms, 6,5g / 10 ms
● at DC
13,4g / 5 ms, 6,5g / 10 ms
Mechanical service life (switching cycles)
● of contactor typical
10000000
● of the contactor with added electronics-
compatible auxiliary switch block typical
5000000
● of the contactor with added auxiliary switch
block typical
10000000
Reference code acc. to DIN EN 81346-2 Q
Ambient conditions
Installation altitude at height above sea level
● maximum
2000m
Relative humidity during operation 95%
Main circuit
Number of poles for main current circuit 3
Number of NO contacts for main contacts 3
Type of voltage for main current circuit AC
Operating voltage
● at AC
— at 50 Hz rated value
240V
— at 60 Hz rated value
240V
Operating current
● at AC-1 at 400 V
— rated value
250A
● at AC-1
— up to 690 V at ambient temperature 40 °C
rated value
275A
— up to 690 V at ambient temperature 60 °C
rated value
250A
● at AC-3
— at 400 V rated value
97A
Minimum cross-section in main circuit
● at maximum AC-1 rated value
140mm²
No-load switching frequency
● at AC
20001/h
● at DC
20001/h
Operating frequency
● at AC-1 maximum
6001/h
3RT1456-2AP36 Subject to change without notice
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09/12/2019 © Copyright Siemens