Danfoss EM-PMI375 User Manual

General information
Intended use of the user guide................................................................................................................................................... 5
Product naming convention ....................................................................................................................................................... 5
Conformity according to standards........................................................................................................................................ 10
Warranty............................................................................................................................................................................................11
Terms and abbreviations.............................................................................................................................................................11
Responsibility of the manufacturer.........................................................................................................................................12
Safety information
General safety statement............................................................................................................................................................13
Safety message signal words.....................................................................................................................................................13
Safety symbols................................................................................................................................................................................ 13
Personal protective equipment................................................................................................................................................14
Security features.............................................................................................................................................................................14
Electromagnetic compatibility (EMC).....................................................................................................................................15
Product overview
Intended use of the electric machine.....................................................................................................................................18
Used technology............................................................................................................................................................................19
System introduction..................................................................................................................................................................... 20
Connections and interfaces........................................................................................................................................................21
Rating plate......................................................................................................................................................................................22
Tightening torques........................................................................................................................................................................23
Design principles
System design.................................................................................................................................................................................25
Cooling and temperature measurement ........................................................................................................................25
Insulation lifetime.....................................................................................................................................................................25
Inverter......................................................................................................................................................................................... 26
Mounting structure.......................................................................................................................................................................27
Supporting structure requirements...................................................................................................................................27
Shaft alignment and load...................................................................................................................................................... 28
Transportation and storage
Transportation................................................................................................................................................................................ 31
Receiving and unpacking............................................................................................................................................................31
Lifting................................................................................................................................................................................................. 31
Storage...............................................................................................................................................................................................33
Extended storage......................................................................................................................................................................34
Installation
Required tools.................................................................................................................................................................................36
Insulation resistance test.............................................................................................................................................................36
Mechanical installation................................................................................................................................................................36
Allowed mounting positions................................................................................................................................................36
Mounting the electric machine...........................................................................................................................................38
Cooling connections............................................................................................................................................................... 41
Electrical installation.....................................................................................................................................................................41
Power connections.................................................................................................................................................................. 41
High voltage connection..................................................................................................................................................41
Connection diagram.......................................................................................................................................................... 43
Cable gland assembly and power line connection.................................................................................................45
Low voltage connections.......................................................................................................................................................49
Grounding connections......................................................................................................................................................... 54
Anti-condensation heater connections............................................................................................................................56
Operation
Operation conditions....................................................................................................................................................................58
Condition monitoring during operation...............................................................................................................................58
Recommended lubricants...........................................................................................................................................................58
Recommended coolants............................................................................................................................................................. 59
Emergency operation...................................................................................................................................................................59
User Guide
EM-PMI375
Contents
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Danfoss | November 2021 BC265856307805en-000202 | 3

Danfoss EM-PMI375 Specifications

General

Brand	Danfoss
Model	EM-PMI375
Category	Portable Generator
Language	English