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2

Handling Inverters

This chapter describes the checks required upon receiving a VG5 Inverter and describes installation
methods.

2.1

Confirmations upon Delivery ......................................... 10

2.1.1

Nameplate Information .......................................................................................

10

2.2

Exterior and Mounting Dimensions............................... 12

2.3

Checking and Controlling the Installation Site............. 14

2.3.1

Installation Site....................................................................................................

14

2.3.2

Controlling the Ambient Temperature ................................................................

14

2.3.3

Protecting the Inverter from Foreign Matter.......................................................

14

2.4

Installation Orientation and Space ................................ 15

2.5

Removing/Attaching the Digital Operator and Front
Cover................................................................................ 16

2.5.1

Inverters of 15 kW or Less .................................................................................

16

2.5.2

Inverters of 18.5 kW or Higher ...........................................................................

17

Summary of Contents for VG520P4

Page 1: ...www saftronics com TECHNICAL MANUAL VG5 REV2 9 98 P N 027 2040 1998...

Page 2: ...rights reserved No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means mechanical electronic photocopying recording or otherwise without...

Page 3: ...ate certain types of information for easier reference EXAMPLE Indicates application examples NOTE Indicates important information that should be memorized General Precautions The diagrams in this manu...

Page 4: ...0 Be sure to ground the ground terminal 200 V class Ground to 100 or less 400 V class Ground to 10 or less Otherwise an electric shock or fire can occur 20 Always check the operation of any emergency...

Page 5: ...f the alarm is cleared the machine may start moving suddenly Also design the machine so that human safety is ensured even when it is restarted Injury may occur 86 Provide a separate emergency stop swi...

Page 6: ...rmance maintenance or inspections The capacitor will remain charged and is dangerous 276 Maintenance inspection and replacement of parts must be performed only by authorized personnel Remove all metal...

Page 7: ...aftronics Inc How to Change the Digital Operator Display from Japanese to English If the Digital Operator displays messages in Japanese change to the English mode using the following steps This manual...

Page 8: ...on 23 3 4 Wiring Main Circuit Terminals 24 3 4 1 Applicable Wire Sizes and Closed Loop Connectors 24 3 4 2 Main Circuit Terminal Functions 29 3 4 3 Main Circuit Configurations 30 3 4 4 Standard Connec...

Page 9: ...01 E1 02 E2 01 114 6 3 2 V f Pattern Selection E1 03 115 6 4 Flux Vector Control 121 6 4 1 PG Speed Option Card Settings 121 6 4 2 Setting the Zero Speed Operation Constants 124 6 4 3 Auto Tuning 126...

Page 10: ...irection of the Motor Rotation is Reversed 270 9 2 4 If the Motor Does Not Put Out Torque or If Acceleration is Slow 270 9 2 5 If the Motor Does Not Operate According to Reference 270 9 2 6 If the Sli...

Page 11: ...rs Belts and Chains 290 12 3 Peripheral Device Application Precautions 291 12 4 Wiring Examples 292 12 4 1 Using a Braking Resistor Unit 292 12 4 2 Using a Braking Unit and a Braking Resistor Unit 293...

Page 12: ...of the VG5 Inverter and describes its functions and components 1 1 Outline and Functions 2 1 1 1 VG5 Inverter Models 2 1 1 2 Outline of Control Methods 3 1 1 3 Functions 3 1 2 Nomenclature 6 1 2 1 VG5...

Page 13: ...111q 20 15 24 VG52015 Remove the top and bottom covers from the models listed at the right 20151q 25 18 5 30 VG52018 20180q 20181q 30 22 37 VG52022 20220q 20221q 40 30 50 VG52030 20300q 20301q 50 37 6...

Page 14: ...teristics for each mode are shown in Table 1 2 Table 1 2 Control Method Characteristics Vector Control V f Control Characteristic Open Loop Flux Vector Without PG With PG Feedback Speed Control Range...

Page 15: ...ive with a PG An optional PG Speed Option Card can be used to enable feedback control for speeds thereby improving speed control accuracy Dwell Function By holding the output frequency for a constant...

Page 16: ...Modified Constants For referencing or monitoring changed constants after shipment Groups Classified by application Functions Classified by function See user constants Constants Individual user consta...

Page 17: ...nd the components and functions of the Digital Operator 1 2 1 VG5 Components The appearance of Inverter and the names of its components are shown in Figure 1 2 Figure 1 2 Appearance of VG5 Model VG520...

Page 18: ...ration mode FWD Lit when there is a forward run command input REV Lit when there is a reverse run command input SEQ Lit when the run command from the control circuit terminal is enabled REF Lit when t...

Page 19: ...igital Operator RESET Key Sets the number of digits for user constant settings Also acts as the reset key when a fault has occurred Increment Key Selects menu items groups functions and user constant...

Page 20: ...2 Exterior and Mounting Dimensions 12 2 3 Checking and Controlling the Installation Site 14 2 3 1 Installation Site 14 2 3 2 Controlling the Ambient Temperature 14 2 3 3 Protecting the Inverter from F...

Page 21: ...ose Use a screwdriver or other tools to check for tightness If you find any irregularities in the above items contact the agency from which you purchased the Inverter or your Saftronics representative...

Page 22: ...rter is shielded from the exterior and can thus be mounted to the interior wall of a standard building not necessarily enclosed in a control panel The protective structure conforms to the standards of...

Page 23: ...ter Remove the top and bottom covers when mounting 200 V 400 V class Inverters of 15 kW or lower in a control panel 200 V 400 V Class Inverters of 18 5 kW and Higher The following diagram shows a 200...

Page 24: ...160 126 266 7 0 3 140 280 160 126 266 7 0 3 M5 1 5 4 4 2 2 3 7 140 280 180 126 266 7 0 4 5 140 280 180 126 266 7 0 4 5 M5 5 5 7 5 200 300 205 186 285 8 0 6 200 300 205 186 285 8 0 6 M6 11 15 250 380 2...

Page 25: ...less in a panel Install the Inverter in a clean location free from oil mist and dust It can be installed in a totally enclosed panel that is completely shielded from floating dust When installing or o...

Page 26: ...heat dissipation Figure 2 1 VG5 Installation Orientation and Space NOTE The same space is required horizontally and vertically for both open chassis IP00 and enclosed wall mounted IP20 NEMA 1 Inverter...

Page 27: ...rrow 2 to remove the Digital Operator as shown in the following illustration Figure 2 2 Removing the Digital Operator Removing the Front Cover Press the left and right sides of the front cover in the...

Page 28: ...over using methods other then those described above otherwise the Inverter may break or malfunction due to imperfect contact Never attach the front cover to the Inverter with the Digital Operator atta...

Page 29: ...4 3 Main Circuit Configurations 30 3 4 4 Standard Connection Diagrams 32 3 4 5 Wiring the Main Circuits 33 3 5 Wiring Control Circuit Terminals 39 3 5 1 Wire Sizes and Closed Loop Connectors 39 3 5 2...

Page 30: ...be sure that the voltage of the main AC power supply satisfies the rated voltage of the Inverter Injury or fire can occur if the voltage is not correct Do not perform voltage withstand tests on the In...

Page 31: ...onnections to Peripheral Devices Examples of connections between the VG5 and typical peripheral devices are shown in Figure 3 1 Use this illustration to gain an understanding of the overall equipment...

Page 32: ...22 Saftronics Inc 3 2 Connection Diagram The connection diagram of the VG5 is shown in Figure 3 2 When using the Digital Operator the motor can be operated by wiring only the main circuits Figure 3 2...

Page 33: ...log outputs to the control system 5 Disable the Stall Prevention during deceleration set constant L3 04 to 0 when using a Braking Resistor Unit If this user constant is not changed to disable Stall Pr...

Page 34: ...1P5 M4 12 10 3 5 5 5 L1 L2 L3 1 2 B1 B2 T1 T2 T3 VG522P2 M4 12 10 3 5 5 5 L1 L2 L3 1 2 B1 B2 T1 T2 T3 10 VG523P7 M4 5 5 L1 L2 L3 1 2 B1 B2 T1 T2 T3 8 8 VG525P5 M5 10 8 5 5 8 L1 L2 L3 1 2 B1 B2 T1 T2 T...

Page 35: ...x 2P 60 100 M8 4 22 VG52045 r s M4 20 10 0 5 5 5 L1 L2 L3 3 T1 T2 T3 M10 1 0 x 2P 100 M8 3 30 VG52055 r s M4 20 10 0 5 5 5 L1 L2 L3 3 T1 T2 T3 M12 4 0 x 2P 100 200 M8 1 50 Main Circuits VG52075 r s M4...

Page 36: ...10 3 5 5 5 L1 L2 L3 1 2 B1 B2 T1 T2 T3 VG545P5 M4 12 10 3 5 5 5 L1 L2 L3 1 2 B1 B2 T1 T2 T3 VG547P5 M5 8 6 8 14 L1 L2 L3 1 2 B1 B2 T1 T2 T3 M5 8 6 8 14 VG54011 M6 8 88 L1 L2 L3 1 2 B1 B2 T1 T2 T3 M5 8...

Page 37: ...4 0 x 2P 100 x 2P M8 1 50 VG54160 r s 200 s 400 M4 20 10 0 5 5 5 L1 L2 L3 1 3 T1 T2 T3 M16 650MCM x 2P 325 X 2p M8 1 50 VG54185 r s 200 s 400 M4 20 10 0 5 5 5 L1 L2 L3 1 3 T1 T2 T3 M16 650MCM x 2P 32...

Page 38: ...5 5 8 M5 8 5 M6 8 6 8 8 M8 8 8 M6 14 6 6 14 M8 14 8 M6 22 6 4 22 M8 22 8 3 2 30 38 M8 38 8 M8 60 8 1 1 0 50 60 M10 60 10 3 0 80 80 10 4 0 100 M10 100 10 4 0 100 100 12 300MCM 150 150 12 400MCM 200 M12...

Page 39: ...11 to 2075 D030 to D075 Cooling fan power input r s 2018 to 2022 Cooling fan power input control power input r s 2030 to 2075 D030 to D075 Ground 20P4 to 2075 D030 to D075 all models NOTE Models VG520...

Page 40: ...5 5 kW VG52011 to 2015 11 15 kW VG52018 to 2022 18 5 22 kW VG52030 to 2075 30 to 75 kW VG5D030 to D075 30 to 75 kW 1 Prewired at the factory 2 Remove the short circuit bar from between 1 and 2 when c...

Page 41: ...to 4160 55 to 160 kW VG54185 to 4300 185 to 300 kW 1 Prewired at the factory 2 Remove the short circuit bar from between 1 and 2 when connecting a DC reactor to Inverters of 15 kW or less 3 Prewired a...

Page 42: ...s built in VG54055 to 4160 VG54185 to 4300 The DC Reactor is built in 1 Input the control circuit power supply from r s for 200 V class Inverters of 30 to 75 kW and from r s 400 for 400 V class Invert...

Page 43: ...special purpose ground fault interrupter for Inverters choose a ground fault interrupter with a sensitivity amperage of at least 30 mA per Inverter When using a general ground fault interrupter choose...

Page 44: ...ctive loads include Magnetic Contactors electromagnetic relays solenoid valves solenoids and magnetic brakes Wiring the Power Terminals of Inverters with 18 5 to 300 kW Outputs For 200 V class Inverte...

Page 45: ...rrent will actuate the overcurrent protective circuit in the Inverter Installing a Thermal Overload Relay This Inverter has an electronic thermal protection function to protect the motor from overheat...

Page 46: ...Table 3 6 For details refer to the user constant settings Table 3 6 Cable Length between Inverter and Motor Cable Length 50 m max 100 m max More than 100 m Carrier Frequency 15 kHz max 10 kHz max 5 k...

Page 47: ...ing the Inverter with the Braking Resistor Unit connected Set L8 01 to 1 before operating the Inverter with the braking resistor without Thermal Overload Relay trip contacts The Braking Resistor Unit...

Page 48: ...ere are connectors for selecting whether each Braking Unit is to be a Master or Slave Select Master for the first Braking Unit only and select Slave for all other Braking Units i e from the second Uni...

Page 49: ...7 Table 3 7 Terminal Numbers and Wire Sizes Same for all Models Terminals Terminal Screws AWG Sizes Wire Thickness mm 2 Wire Type 1 to 11 13 to 33 M3 5 20 16 Stranded wire 0 5 to 1 25 Single wire 0 5...

Page 50: ...20 mA 10 to 10 V 100 to 100 0 to 10 V 100 10 to 10 V 20 k 0 to 10 V 20 k 13 Master speed frequence reference 4 to 20 mA 100 10 to 10 V 100 to 100 0 to 10 V 100 4 to 20 mA 250 16 Multi function analog...

Page 51: ...trol Circuit Terminal Arrangement 3 5 3 Control Circuit Terminal Connections All Models Connections to VG5 control circuit terminals are shown in Figure 3 20 Factory presets are shown in parentheses W...

Page 52: ...pair or shielded twisted pair cables for control circuits to prevent operating faults Process cable ends as shown in Figure 3 21 Connect the shield wire to Terminal 12 G Insulate the shield with tape...

Page 53: ...ve it OFF for at least one minute before removing the front cover of the Inverter or at least three minutes for Inverters of 30 kW or more Check to be sure that the CHARGE indicator is OFF 3 Insert th...

Page 54: ...maximum 2 Power Supply for pulse generator 0 VDC GND for power supply 3 H 8 to 12 V L 1 V maximum maximum response frequency 30 kHz 4 A Phase pulse input terminal Pulse input common 5 H 8 to 12 V L 1...

Page 55: ...river input RS 422 level input maximum response frequency 300 kHz TA1 10 Common terminal 0 VDC GND for power supply 1 A Phase output terminal 2 A Phase output terminal 3 B Phase output terminal 4 B Ph...

Page 56: ...ignal lines Do not use the PG s power supply for anything other than the PG Using it for another purpose can cause malfunctions due to noise The length of the PG s wiring must not be more than 100 met...

Page 57: ...e to noise The length of the PG s wiring must not be more than 100 meters 328 feet The direction of rotation of the Inverter can be set in user constant F1 05 The factory preset if for forward rotatio...

Page 58: ...t not be more than 100 meters 328 feet Figure 3 28 PG D2 Wiring PG X2 For Flux Vector Control Mode Only Shielded twisted pair wires must be used for signal lines Do not use the PG s power supply for a...

Page 59: ...on terminal M3 5 0 5 to 2 20 14 Shielded twisted pair wire Shielded polyethylene covered vinyl sheath cable Solderless Terminals for Control Circuit Terminals The use of solderless terminals for the c...

Page 60: ...lock 3 Tighten the terminal screws firmly Figure 3 31 Connecting Wires to Terminal Block NOTE Wiring Precautions 1 Separate PG Speed Option Card control circuit wiring Terminals TA1 and TA2 from main...

Page 61: ...Output Hz 1800 600 18 000 1500 800 20 000 1200 1000 20 000 900 1200 18 000 NOTE 1 The motor speed at maximum frequency output is expressed as the sync rotation speed 2 The PG power supply is 12 V 3 A...

Page 62: ...Chapter 3 Wiring Firmware S1043 Revision 2 9 98 52 Saftronics Inc Figure 3 34 PG X2 Connection Example...

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