G1G170-AB05-20
4.5 Checking the connections
;
Make sure that the power is off (all phases).
;
Secure it from being switched on again.
Operating instructions
5. INTEGRATED PROTECTIVE FUNCTIONS
The integrated protective functions cause the motor to switch off
automatically in case of faults described in the table.
;
Check that the mating connector is correctly locked into the panel
connector.
;
Check that the mating connector is correctly crimped to the
connection line.
4.6 Switch on device
WARNING
Hot motor housing
Fire hazard
→
Ensure that no combustible or flammable materials are
located close to the blower.
;
Inspect the device for visible external damage and the proper function
of the protective features before switching it on.
;
Check the air flow paths of the fan for foreign objects and remove any
that are found.
;
Apply 0 VDC to the 0-10 V control input (if you are using the control
input)
;
Apply 0 % PWM to the PWM control input (if you are using the
PWM control input)
;
Apply the nominal voltage to the voltage supply.
;
Start the device by changing the input signal.
4.7 Switching off the device
Switching off the device during operation:
;
Switch on the device via the control input.
;
Do not switch the motor (e.g. in cyclic operation) on and off via power
supply.
Switching off the device for maintenance work:
;
Switch on the device via the control input.
;
Do not switch the motor (e.g. in cyclic operation) on and off via power
supply.
;
Disconnect the device from the supply voltage.
;
When disconnecting, be sure to disconnect the earth wire connection
last.
Malfunctions
Rotor position detection error
Locked rotor
Description / Function of
safety feature
An automatic restart occurs.
;
After the blockage is
removed, the motor restarts
automatically.
Item no.: 50103-5-9970 · Revision: 70943 · Print-out: 2012-04-11 · Y. Uhlmann (VM-TDO) · Page 10 / 12
ebm-papst Mulfingen GmbH & Co. KG · Bachm
ь
hle 2 · D-74673 Mulfingen · Phone +49 7938 81-0 · Fax +49 7938 81-110 · [email protected] · www.ebmpapst.com
T
ranslation of
the
or
iginal oper
ating instr
uctions