ROTORCOMP NK 100, Operating Manual, Page: 3 / 52

Operating Manual - NK 100
[en] 09/2008 i.1
1 Foreword......................................... 1.1
1.1 General ............................................ 1.1
1.2 Scope............................................... 1.1
1.3 Change service ................................ 1.1
1.4 Abbreviations ................................... 1.1
1.5 Manufacturer's information .............. 1.1
1.5.1 General information................................1.1
1.5.2 Purpose..................................................1.2
1.5.3 Standard delivery scope.........................1.2
1.6 Warranty information,
liability disclaimer ............................. 1.2
1.7 Nameplate........................................ 1.2
2 Safety precautions......................... 2.1
2.1 Marking of safety precautions.......... 2.1
2.2 Safety regulations ............................ 2.1
2.3 General safety precautions.............. 2.1
2.3.1 Special symbols .....................................2.2
2.3.2 Information on use of safety
equipment ..............................................2.2
3 Technical Description.................... 3.1
3.1 General overview of NK 100 Screw
Compressor Compact Module
(standard model with electric control
unit).................................................. 3.1
3.2 Flow diagram of NK 100
(electric control unit)......................... 3.2
3.3 Operating description for NK 100
Screw Compressor Compact Module
(electric) ........................................... 3.2
3.3.1 Standstill ................................................3.2
3.3.2 Starting...................................................3.3
3.3.3 Feed phase ............................................3.3
3.3.4 No-load operation ..................................3.3
3.3.5 Start-Stop mode .....................................3.3
3.4 Intake valve for electric control
unit ................................................... 3.4
3.4.1 Installation position ................................3.4
3.5 General overview of NK 100 Screw
Compressor Compact Module
(transmission model with pneumatic
control unit) ...................................... 3.5
3.6 Flow diagram of NK 100
(pneumatic control unit) ................... 3.6
3.7 Operating description for NK 100
Screw Compressor Compact Module
(pneumatic)...................................... 3.6
3.7.1 Standstill ................................................3.6
3.7.2 Starting...................................................3.7
3.7.3 Feed mode .............................................3.7
3.7.4 Stopping ............................................... 3.7
3.7.5 Switching off ......................................... 3.7
3.8 Intake control valve for pneumatic
control unit .......................................3.8
3.8.1 Installation position ............................... 3.8
3.9 Intake air filter ..................................3.9
3.9.1 Micro air filter element .......................... 3.9
3.9.2 Intake filter monitoring .......................... 3.9
3.10 Fine separator ...............................3.10
3.10.1 Oil intake non-return valve.................. 3.10
3.10.2 Fine separator cartridge ..................... 3.11
3.10.3 Minimum pressure valve..................... 3.12
3.11 Air-oil circulation outside
compressor module .......................3.13
3.11.1 Oil filter ............................................... 3.14
3.11.2 Oil thermostat ..................................... 3.14
3.12 Oil cooler/air after-cooler (option) ..3.15
3.13 Safety valve (SIV) (option).............3.15
4 Transport........................................ 4.1
4.1 Delivery and packing .......................4.1
4.2 Transport damage ...........................4.1
4.3 Transporting unpacked system .......4.2
4.4 Transport options.............................4.2
5 Installation/Assembly.................... 5.1
5.1 Connection thread/assembly ...........5.1
5.1.1 Fastening screws.................................. 5.1
5.1.2 Pipe connections .................................. 5.1
5.2 Safety precautions for installation
and assembly ..................................5.1
5.3 Installation .......................................5.2
5.3.1 Fastening on base frame with screw
fitting ..................................................... 5.2
5.3.2 Drive ..................................................... 5.2
5.4 Belt drive..........................................5.3
5.5 Direct drive ......................................5.3
5.6 Air outlet ..........................................5.4
5.7 Oil cooling........................................5.4
5.8 Service.............................................5.4
6 Commissioning.............................. 6.1
6.1 Preparation for commissioning ........6.1
6.2 Checking direction of rotation ..........6.1
6.3 Test run ...........................................6.1
6.4 Recommissioning screw
compressor system .........................6.2
7 Maintenance................................... 7.1
7.1 Safety precautions...........................7.1
7.2 Oil level............................................7.2