SIEMENS
Siemens D 83.1 · 2016
1
1/2
LOHER motors
1/2
Customized and industry-specific
drive solutions in the process industry
1/2
Overview
1/2
• Motors in all applicable types of
protection – from 0.1 kW
through to the megawatt range
1/2
• Double protection for maximum
safety
1/3
Application
1/3
• LOHER CHEMSTAR and
LOHER VARIO
1/3
• Special solutions exclusively for
special cases
1/4
Design
1/5
General information regarding
efficiency in accordance with
International Efficiency
1/5
Efficiency classes and efficiencies
according to IEC 60034-30-1
1/5
Overview
1/5
• Standardization of the efficiency
classes
1/5
• IE efficiency classes
1/5
• Measuring method according to
IEC 60034-2-1:2007
for determining the efficiency
1/6
• Background information
1/6
• Exceptions to the EU Directive
1/6
• The following changes will come into
effect on the dates listed
1/6
• Abbreviations
1/7
Guide to selecting and
ordering the motors
1/7
Drive selection and
catalog orientation
1/7
Overview
1/7
• Steps for drive selection
1/8
• Range of motors with explosion
protection
1/10
• Range of motors without explosion
protection
1/11
Article number code
1/12
Special tests in the test bay
1/12
Overview
1/12
• Tests, test bay
1/17
General technical specifications
1/17
Cut-away diagram of a
LOHER CHEMSTAR low-voltage motor
1/18
Paint finishes
1/20
Packaging, safety notes,
documentation and test certificates
1/21
Designs in accordance with standards and
specifications
1/23
Motor protection
1/24
Voltages, currents and frequencies
1/25
Power ratings and operating modes
1/26
Rating plates and extra rating plates
1/27
Efficiency, power factor,
rated torque, rated speed
1/27
Insulation and windings
1/28
Heating and ventilation
1/29
Types of construction
1/31
Motor connection and terminal box
1/32
Degrees of protection and mechanical
design
1/34
Bearings
1/45
Grease lifetime, relubrication intervals,
grease quantities
1/47
Position and design of the
grounding terminals
1/48
Measuring-surface sound pressure level
1/49
Information about electric motor
dimensioning
1/50
Coolant temperature and
installation altitudes
1/57
VIK design
1/58
Brakes and brake motors
1/67
Converter operation
1/67
General information
1/70
VSD drive configuration
1/96
Technical definitions for
pole-changing motors
Introduction
© Siemens AG 2016