INSTALLATION, OPERATION AND MAINTENANCE MANUAL OF ELECTRIC MOTORS - Manual of Electric Motors - Technical guidance

Oct 23, 2026

Instructional guide for WEG induction motors with squirrel cage, permanent magnet or hybrid rotors across low, medium and high voltage applications. Covers additional motor variants such as smoke extraction, electromagnetic brake, and hazardous area models, along with applicable industry standards. Provides terminology, initial recommendations, warning symbols, receiving inspection, nameplates, safety instructions, handling and transport, lifting procedures, storage conditions, and insulation resistance measurement. Includes a detailed table of contents to support installation planning and safe operation.

LanguageEnglish

CategoryTechnology

FormatPDF

Pages55

Reading Time2 h 19 min

AccessFree to download

Terminology

Initial Recommendations

Warning Symbol

Receiving Inspection

Nameplates

Safety Instructions

Handling and Transport

Lifting

Horizontal motors with one eyebolt

Horizontal motor with two eyebolts

Vertical motors

Procedures to place motors in vertical position

Procedures to place vertical mount motors in horizontal position

Storage

Exposed Machined Surfaces

Bearings

Insulation Resistance

Insulation resistance measurement

Installation

Foundations

Installation, operation and maintenance manual of electric motors EN [www.bnpelektromotoren.nl](www.bnpelektromotoren.nl) ENGLISH English EN 56 56 Manual of Electric Motors [www.bnpelektromotoren.nl](www.bnpelektromotoren.nl) INSTALLATION, OPERATION AND MAINTENANCE MANUAL OF ELECTRIC MOTORS This manual provides information about WEG induction motors fitted with squirrel cage, permanent magnet or hybrid rotors, low, medium and high voltage, in frame sizes IEC 56 to 630 and NEMA 42 to 9606/10 . The motor lines indicated below have additional information that can be checked in their respective manuals: g Smoke Extraction Motors; g Electromagnetic Brake Motors; g Hazardous Area Motors. These motors meet the following standards, if applicable: g NBR 17094-1: Máquinas Elétricas Girantes-Motores de Indução-Parte 1: trifásicos. g NBR 17094-2: Máquinas Elétricas Girantes-Motores de Indução-Parte 2: monofásicos. g IEC 60034-1: Rotating Electrical Machines-Part 1: Rating and Performance. g NEMA MG 1: Motors and Generators. g CSA C 22.2 N°100: Motors and Generators. g UL 1004-1: Rotating Electrical Machines-General Requirements. If you have any questions regarding this manual please contact your local WEG branch, contact details can be found on [request at w](request at www.bnpelektromotoren.nl)[ww](request at www.bnpelektromotoren.nl)[.](request at www.bnpelektromotoren.nl)[bnpelektromotoren](request at www.bnpelektromotoren.nl)[.](request at www.bnpelektromotoren.nl)[nl](request at www.bnpelektromotoren.nl). Manual of Electric Motors 57 ENGLISH [www.bnpelektromotoren.nl](www.bnpelektromotoren.nl) TABLE OF CONTENTS 1. Terminology ...........................................................................................................6 0 2. Initial Recommendations.............................................................................................................................60 2.1 Warning Symbol...................................................................................................................................................................60 2.2 Receiving Inspection...........................................................................................................................................................61 2.3 Nameplates...........................................................................................................................................................................61 3. Safety Instructions.......................................................................................................................................64 4. Handling and Transport................................................................................................................................64 4.1 Lifting......................................................................................................................................................................................65 4.1.1 Horizontal motors with one eyebolt.............................................................................................................................65 4.1.2 Horizontal motor with two eyebolts.............................................................................................................................65 4.1.3 Vertical motors.................................................................................................................................................................67 4.1.3.1 Procedures to place W22/WEG General Purpose/WIN motors in the vertical position .......................67 4.1.3.2 Procedures to place HGF, W50 and W51 HD motors in the vertical position...............................................68 4.2 Procedures to place W22/WEG General Purpose/WIN vertical mount motors in horizontal position.........70 5. Storage..............................................................

FAQs

Which motor types are covered in this manual?

The manual covers WEG induction motors fitted with squirrel cage, permanent magnet or hybrid rotors. It covers low, medium and high voltage units across specified frame size ranges.

What safety and preparation topics are included before installation?

It includes terminology, initial recommendations with warning symbols, receiving inspection, and nameplates. It also provides safety instructions and handling and transport guidance.

What storage and insulation checks does the manual describe?

The manual covers storage, exposed machined surfaces, bearing storage considerations (including grease and oil lubrication types), and insulation resistance measurement procedures.

Oct 23, 2026

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