Parker MGV Series, Руководство пользователя

Страница: 3 / 39

- 3 -
PVD 3661 MGV_ commisionning manual_March 2012.docx
Table of Content
1. INTRODUCTION .................................................................................................................................................. 5
1.1. P
URPOSE AND INTENDED AUDIENCE
................................................................................................................ 5
1.2. S
AFETY
......................................................................................................................................................... 5
1.2.1. Principle .............................................................................................................................................. 5
1.2.2. General Safety Rules .......................................................................................................................... 5
2. PRODUCT DESCRIPTION .................................................................................................................................. 7
2.1. O
VERVIEW
..................................................................................................................................................... 7
2.2. M
OTOR DESCRIPTION AND
A
PPLICATIONS
....................................................................................................... 7
2.3. G
ENERAL TECHNICAL DATA
............................................................................................................................. 8
2.4. P
RODUCT
C
ODE
............................................................................................................................................ 9
3. TECHNICAL DATA ........................................................................................................................................... 10
3.1. M
OTOR SELECTION
...................................................................................................................................... 10
3.1.1. Altitude derating ................................................................................................................................ 10
3.1.2. Temperature derating ....................................................................................................................... 10
3.1.3. Thermal equivalent torque (rms torque) ........................................................................................... 11
3.1.4. Acceleration – Deceleration time with MGV motors ......................................................................... 11
3.1.5. Drive selection .................................................................................................................................. 11
3.1.6. Current limitation at stall conditions (i.e. speed < 3 rpm) ................................................................. 12
3.1.7. Peak current limitations .................................................................................................................... 12
3.2. M
OTOR CHARACTERISTICS AND DRIVE ASSOCIATION
...................................................................................... 13
3.2.1. Intrinsic characteristics ..................................................................................................................... 13
3.2.2. DIGIVEX Drive Association .............................................................................................................. 13
3.2.3. AC890 Drive Association .................................................................................................................. 14
3.2.4. Illustration of tables ........................................................................................................................... 14
3.2.5. Further Data ...................................................................................................................................... 15
3.2.6. Time constants of the motor ............................................................................................................. 15
3.2.7. Voltage withstand characteristics of MGV series ............................................................................. 15
3.3. D
IMENSION DRAWINGS
................................................................................................................................. 15
3.4. M
OTOR MOUNTING
....................................................................................................................................... 16
3.4.1. Motor mounting ................................................................................................................................. 16
3.4.2. Typical mounting. .............................................................................................................................. 16
3.4.3. Frame recommendation .................................................................................................................... 17
3.4.4. Motor alignment ................................................................................................................................ 17
3.4.5. Coupling ............................................................................................................................................ 18
3.4.6. Pulley/belt ......................................................................................................................................... 18
3.4.7. Vibration and bearings temperature control ..................................................................................... 19
3.4.8. Vibration resistance to shaft end ...................................................................................................... 19
3.5. B
EARINGS
................................................................................................................................................... 20
3.6. C
OOLING
..................................................................................................................................................... 21
3.6.1. General recommendations ............................................................................................................... 21
3.6.2. Additives for water as cooling media ................................................................................................ 22
3.6.3. Motor cooling circuit data and chiller selection ................................................................................. 23
3.6.4. Flow derating according to glycol concentration .............................................................................. 24
3.6.5. Water cooling diagram ...................................................................................................................... 25
3.7. T
HERMAL
P
ROTECTION
................................................................................................................................ 27
3.7.1. Alarm tripping with PTC thermistors : ............................................................................................... 27
3.7.2. Temperature measurement with KTY sensors: ................................................................................ 28
3.8. P
OWER ELECTRICAL CONNECTION
................................................................................................................ 28