ebm-papst W4D400-CP12-31 Operating Instructions Manual Download Page 8

Operating instructions

W4D400-CP12-31

Translation of the original operating instructions

4.4 Connection diagram

Change of rotation direction by reversing two phases

Three-phase motor

Δ

Delta connection

Y

Star connection

L1

= U1 = black

L2

= V1 = blue

L3

= W1 = brown

U2

green

V2

white

W2

yellow

PE

green/yellow

Item no. 13518-5-9970 · ENU · Change 205353 · Approved 2021-02-09 · Page 8 / 11

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

Summary of Contents for W4D400-CP12-31

Page 1: ...ned and authorized technical staff Only authorized specialists are permitted to install the device to carry out a test run and to perform work on the electrical installation 1 3 Basic safety rules 1 1...

Page 2: ...vice Risk of injury to body parts coming into contact with the rotor or the impeller Secure the device against accidental contact Before working on the system machine wait until all parts have come to...

Page 3: ...prohibited and could be hazardous Operating the device in an unbalanced state e g due to dirt deposits or ice formation Resonant operation operation with severe vibration This also includes vibration...

Page 4: ...oduct drawing All dimensions in mm 1 Direction of air flow A 2 Cable PVC 7G 0 5 mm 7x crimped splices Item no 13518 5 9970 ENU Change 205353 Approved 2021 02 09 Page 4 11 ebm papst Mulfingen GmbH Co K...

Page 5: ...on Weight 7 98 kg Size 400 mm Motor size 74 Rotor surface Painted black Blade material Sheet steel painted black Fan housing material Sheet steel pre galvanized and coated with black plastic RAL 9005...

Page 6: ...tective earth DANGER Faulty insulation Risk of fatal injury from electric shock Use only cables that meet the specified installation regulations for voltage current insulation material capacity etc Ro...

Page 7: ...after consultation with ebm papst For operation with variable frequency drives install sinusoidal filters that work on all poles phase phase and phase ground between the drive and the motor During op...

Page 8: ...two phases Three phase motor Delta connection Y Star connection L1 U1 black L2 V1 blue L3 W1 brown U2 green V2 white W2 yellow PE green yellow Item no 13518 5 9970 ENU Change 205353 Approved 2021 02 0...

Page 9: ...connection last 5 MAINTENANCE MALFUNCTIONS POSSIBLE CAUSES AND REMEDIES Do not perform any repairs on your device Send the device to ebm papst for repair or replacement WARNING Live terminals and conn...

Page 10: ...ck formation Visual inspection At least every 6 months Replace device Abnormal bearing noise acoustic At least every 6 months Replace device 5 3 Disposal For ebm papst environmental protection and res...

Page 11: ...r internal wiring Electrolytic capacitors Dispose of electronic components employing the proper procedures for electronic scrap Please contact ebm papst for any other questions on disposal Item no 135...

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