Table of contents Table of contents General information........................ 4 About this documentation .................... 4 Structure of the safety notes ................... 4 Decimal separator in numerical values ................ 5 Rights to claim under limited warranty ................ 5 Applicable documentation.................... 5 Product names and trademarks.................. 5 Copyright notice ...................... 6 Safety notes ..........................
General information About this documentation General information About this documentation The current version of the documentation is the original. This documentation is an integral part of the product. The documentation is intended for all employees who perform work on the product. Make sure this documentation is accessible and legible.
General information Decimal separator in numerical values Hazard symbol Meaning Warning of dangerous electrical voltage Warning of hot surfaces 1.2.3 Structure of embedded safety notes Embedded safety notes are directly integrated into the instructions just before the de- scription of the dangerous action. This is the formal structure of an embedded safety note: SIGNAL WORD Type and source of hazard.
Safety notes Preliminary information Safety notes Preliminary information The following general safety notes serve the purpose of preventing injury to persons and damage to property. They primarily apply to the use of products described in this documentation. If you use additional components, also observe the relevant warning and safety notes.
Safety notes Transport Startup (i.e. start of regular operation) is permitted with adherence to EMC guideline only. Technical data and information on the connection conditions are provided on the nameplate and in the documentation. Comply with the data and conditions. Transport Inspect the shipment for damage as soon as you receive the delivery.
Safety notes Startup and operation Ground connections are required as preventive measures. Startup and operation Before startup, make sure that the 4 mm sockets, buttons, and switches are intact. It might be necessary to equip locations where such devices are used with additional monitoring and protection devices in accordance with the respective applicable safety regulations, e.g.
Device structure Scope of delivery Device structure Scope of delivery The following components are included in the delivery: • Labeled front panel • Housing • 3 bridges (black) Basic device Star/delta switchover module (SDU) 9007213019002251 Power input Power indicators Socket for voltage measurement U Power output Socket for current measurement I Motor connection...
Installation Important information Installation Important information INFORMATION • Observe the documentation of components connected or mounted to the module (e.g. motor, inverter). • Comply with all instructions referring to the technical data and the permissible conditions where the device is operated. WARNING Electric shock when disconnecting or connecting voltage-carrying plug connectors.
Installation Motor connection – Second PE conductor with the same cross section as the supply system cable routed parallel to the protective earth via separate terminals, or – Copper PE conductor with a cross section of 10 mm • Supply system cable 10 to 16 mm –...
Installation Wiring diagram The didactics module has a line connection with [1] – [5] on both the left and the right side. Use the left line connection as power input and the right line connection as power output. Wiring diagram 9007213102538891 Operating Instructions – Star/Delta Switchover Module...
Startup Important information Startup Important information INFORMATION • Before startup, make sure that the product is not damaged. • Check that all protective covers are installed correctly. • Observe the information and safety notes in the documentation of the circuit breaker when installing the circuit breaker.
Operation Important information Operation Important information INFORMATION • Check that all protective covers are installed correctly. • Observe the documentation of components connected or mounted to the module (e.g. motor, inverter). WARNING Electric shock when disconnecting or connecting voltage-carrying plug connectors. Severe or fatal injuries.
Operation Power indicators Power indicators 13764220555 The power indicators [1] are independent of the position of the main switch. The power indicators are lit as soon as voltage is present at the didactics module. Operating Instructions – Star/Delta Switchover Module...
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Service Electronics Service by SEW‑EURODRIVE Service Electronics Service by SEW‑EURODRIVE If you are unable to rectify a fault, contact SEW‑EURODRIVE Service. For the ad- dresses, refer to www.sew‑eurodrive.com. When contacting the SEW‑EURODRIVE service, always specify the following informa- tion so that our service personnel can assist you more effectively: •...
Technical data Technical data Star/delta switchover module Part number 18978894 Degree of protection IP20 Power supply connection 3-phase AC connection Operating voltage 400 V Control voltage 24 V Line frequency 50 Hz Nominal current 16 A Dimensions W × H × D 210 mm × 140 mm × 295 mm...
Standards and certifications EC declaration of conformity Standards and certifications The SEW‑EURODRIVE components were developed and tested based on the latest, national standards and certifications. If special approvals are necessary for additional requirements, request them separ- ately from SEW‑EURODRIVE. EC declaration of conformity The EC declarations of conformity for the SEW components are listed on the website of SEW‑EURODRIVE with the respective products.
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