Motor Cooling; Select The Appropriate Application; Select The Control Mode - Siemens SINAMICS G120X Operating Instructions Manual

Commissioning
5.4 Quick commissioning using the BOP-2 operator panel
Rated motor voltage
Rated motor current
Rated motor power
Rated motor frequency
Rated motor speed

Motor cooling:

● SELF: Natural cooling
● FORCED: Forced-air cooling
● LIQUID: Liquid cooling
● NO FAN: Without fan

Select the appropriate application:

● VEC STD: In all applications, which do not fit the other setting options.
● PUMP FAN: Applications involving pumps and fans
● SLVC 0HZ: Applications with short ramp-up and ramp-down times.
● PUMP 0HZ: Applications involving pumps and fans with optimized efficiency. The setting
only makes sense for steady-state operation with slow speed changes. We recommend
setting VEC STD if load surges in operation cannot be ruled out.
● V LOAD: Applications with high breakaway torque

Select the control mode:

● VF LIN: U/f control with linear characteristic
● VF LIN F: Flux current control (FCC)
● VF QUAD: U/f control with square-law characteristic
● SPD N EN: Sensorless vector control
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Operating Instructions, 06/2019, FW V1.01, A5E44751209B AC
SINAMICS G120X converter