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Operating instructions

A2D250-AA02-47

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. 13665-5-9970 · ENU · Change 216554 · Approved 2020-06-23 · 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 A2D250-AA02-47

Page 1: ...y qualified trained 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...

Page 2: ...ndstill WARNING Rotating device Long hair and dangling items of clothing jewelry and the like can become entangled and be pulled into the device Injuries can result Do not wear any loose fitting or da...

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: ...l dimensions in mm 1 Direction of air flow V 2 Max clearance for screw 5 mm 3 Cable PVC 7G 0 5 mm 7x crimped splices Item no 13665 5 9970 ENU Change 216554 Approved 2020 06 23 Page 4 11 ebm papst Mulf...

Page 5: ...ize 250 mm Motor size 68 Rotor surface Painted black Blade material Sheet steel painted black Number of blades 5 Airflow direction V Direction of rotation Counterclockwise viewed toward rotor Degree o...

Page 6: ...secure the system machine in which the fan is installed so as to prevent it from being switched back on NOTE Water ingress into wires or cables Water ingress at the customer end of the cable can damag...

Page 7: ...amage caused by moisture penetration Moisture can penetrate into the terminal box if water is constantly present at the cable glands To prevent the constant accumulation of water at the cable glands t...

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 13665 5 9970 ENU Change 216554 Approved 2020 06 2...

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: ...e device 5 3 Disposal For ebm papst environmental protection and resource preservation are top priority corporate goals ebm papst operates an environmental management system which is certified in acco...

Page 11: ...ploying the proper procedures for electronic scrap Please contact ebm papst for any other questions on disposal Item no 13665 5 9970 ENU Change 216554 Approved 2020 06 23 Page 11 11 ebm papst Mulfinge...

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