Parker MGV Series, Technical Manual

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PVD 3627_GB_MGV-August-2011.doc
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 .............................................................................................................. 6
2. PRODUCT DESCRIPTION ....................................................................................................................... 7
2.1. O
VERVIEW
......................................................................................................................................... 7
2.2. M
OTOR DESCRIPTION AND
A
PPLICATIONS
............................................................................................ 8
2.2.1. Test benches ........................................................................................................................... 8
2.2.2. Simulation benches ................................................................................................................. 8
2.3. G
ENERAL TECHNICAL DATA
................................................................................................................. 9
2.4. P
RODUCT
C
ODE
............................................................................................................................... 10
3. TECHNICAL DATAS .............................................................................................................................. 11
3.1. M
OTOR SELECTION
........................................................................................................................... 11
3.1.1. Altitude derating ..................................................................................................................... 11
3.1.2. Temperature derating ............................................................................................................ 11
3.1.3. Thermal equivalent torque (rms torque) ................................................................................ 13
3.1.4. Acceleration – Deceleration time with MGV motors .............................................................. 15
3.1.5. Drive selection ....................................................................................................................... 23
3.1.6. Current limitation at stall conditions (i.e. speed < 3 rpm) ...................................................... 24
3.1.7. Motor characteristics and drive association .......................................................................... 25
3.1.8. Further Data ........................................................................................................................... 29
3.1.9. Time constants of the motor .................................................................................................. 30
3.1.10. Voltage withstand characteristics of MGV series .................................................................. 32
3.2. D
IMENSION DRAWINGS
...................................................................................................................... 33
3.2.1. General outline drawings ....................................................................................................... 33
3.2.2. Motor outline drawings .......................................................................................................... 34
3.3. M
OTOR MOUNTING
............................................................................................................................ 45
3.3.1. Motor mounting ...................................................................................................................... 45
3.3.1. Typical mounting. ................................................................................................................... 45
3.3.2. Frame recommendation ........................................................................................................ 46
3.3.3. Coupling ................................................................................................................................. 47
3.3.4. Pulley/belt .............................................................................................................................. 47
3.3.5. Vibration and bearings temperature control .......................................................................... 48
3.3.6. Vibration resistance to shaft end ........................................................................................... 48
3.4. B
EARINGS
........................................................................................................................................ 49
3.5. C
OOLING
.......................................................................................................................................... 50
3.5.1. General recommendations .................................................................................................... 50
3.5.2. Additives for water as cooling media ..................................................................................... 51
3.5.3. Motor cooling circuit data ....................................................................................................... 52
3.5.4. Chiller selection ..................................................................................................................... 52
3.5.5. Flow derating according to glycol concentration ................................................................... 53
3.5.6. Water cooling diagram ........................................................................................................... 55
3.6. T
HERMAL
P
ROTECTION
..................................................................................................................... 57
3.6.1. Alarm tripping with PTC thermistors : .................................................................................... 57