Power contactor, AC switching Siemens
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General information
Ordercode YESSS
1551-7177 
Product code
3RT20272BB40
EAN code
4011209790223
Product group
Power contactor, AC switching
Brand
Siemens
Product specifications
Rated operation power at AC-3, 400 V
15 kW
Voltage type for actuating
DC
Number of normally open contacts as main contact
3
Number of auxiliary contacts as normally open contact
1
Number of auxiliary contacts as normally closed contact
1
Modular version
Yes
Rated operation power NEMA
14.709975 kW
Rated control supply voltage at DC
24 - 24 V
Rated operation current Ie at AC-1, 400 V
50 A
Rated operation current Ie at AC-3, 400 V
32 A
Rated operation current Ie at AC-4, 400 V
22 A
Product information