Ebm-papst K3G250-RD43-01 User Manual download pdf (Page 8)

Operating instructions

K3G250-RD43-01

Translation of the original operating instructions

4.5 Checking the connections

; Make sure that the power is off (all phases).

; Secure it from being switched on again.

; Check the correct fit of the connection lines.

4.6 Switch on device

WARNING

Hot motor housing

Fire hazard

→ Ensure that no combustible or flammable materials are

located close to the fan.

; 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 the nominal voltage to the voltage supply.

; Start the device by changing the input signal.

4.7 Switching off the device

; Disconnect the device from the supply voltage at the main switch for

the supply line.

; When disconnecting, be sure to disconnect the earth wire connection

last.

5. INTEGRATED PROTECTIVE FUNCTIONS

The integrated protective functions cause the motor to switch off

automatically in case of faults described in the table.

Malfunctions Description / Function of

safety feature

Rotor position detection error An automatic restart occurs.

Locked rotor ; After the blockage is

removed, the motor restarts

automatically.

Item no. 51395-5-9970 · Revision 79127 · Release 2013-08-20 · Page 8 / 10

ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 (0) 7938 81-0 · Fax +49 (0) 7938 81-110 · [email protected] · www.ebmpapst.com

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Ebm-papst K3G250-RD43-01 User Manual Page 8

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