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Smooth pole-change unit WPU for pole changing motors Installation and Operating Instructions Edition 04/98...
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Smooth pole-change units WPU 1001/1003 and 1010 are designed as modular units for top-hat rail mounting with screw terminals. Units WPU 1001 and 1003 come without heatsink; WPU 1010 is provided with a heatsink, mounted on the side of the housing.
100 mm • Ensure protective earthing of WPU 1010 and WPU 2030. • The lead cross-sections are to be dimensioned depending on the motor connected. Maximum lead cross-section: WPU 1001/WPU 1003/WPU 1010: max. 2.5 mm WPU 2030: max. 16 mm •...
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Installation/ Circuit wiring diagram Wiring diagram WPU for motors with separate windings Switch cabinet Motor WPU10.. Motor terminal board L1’ L2’ Motor terminals: 1U/1V/1W: Low speed K1 2U/2V/2W: High speed K2 01697AEN Wiring diagram WPU for tapped wound motors Motor terminals: 1U/1V/1W: Low speed K1 2U/2V/2W: High speed K2 and K3 WPU10..
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Installation/ Circuit wiring diagram Wiring diagram WPU for motors connected in parallel WPU 10.. Motor terminal board L1’ L2’ Motor terminals: 1U/1V/1W: Low speed K1 2U/2V/2W: High speed K2 01700AEN CAUTION: The sum of the individual currents may not exceed the maximum permissible current! Wiring diagrams for WPU 20 3 0 The wiring diagrams for WPU 2030 are identical to those for WPU 10..
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Commissioning The unit is to be installed by qualified electrical personnel only, in strict compliance with the applicable regulations for the prevention of accidents and the installation and operating instructions! It is recommended to carry out the commissioning with the motor in the cold state. Switch the motor off.
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Service and spare parts Japan Assembly Toyoda-cho SEW-EURODRIVE JAPAN CO., LTD. Tel. (053 83) 7 38 11-13 Sales, Service 250-1, Shimoman-no, Telefax (053 83) 7 38 14 Toyoda-cho, Iwata-gun Shizuoka prefecture, P.O. Box 438-0818 Korea Assembly Ansan SEW-EURODRIVE CO., LTD.
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We are available, wherever you need us. Worldwide. SEW-EURODRIVE right around the globe is transmission with manufacturing and assem- your competent partner in matters of power bly plants in most major industrial countries. S EW-EURODRIVE GmbH & Co · P.O.Box 30 23 · D-76642 Bruchsal/Germany Tel.
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