bonitron M3612EC Customer Reference Manual Download Page 1

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Web: www.bonitron.com ● Tel: 615-244-2825 ● Email: [email protected]

Model M3612EC

Common DC Bus High Ripple Capacitor

with Cooling

Customer Reference Manual

Summary of Contents for M3612EC

Page 1: ...Web www bonitron com Tel 615 244 2825 Email info bonitron com Model M3612EC Common DC Bus High Ripple Capacitor with Cooling Customer Reference Manual ...

Page 2: ...design develop and manufacture the quality industrial electronic systems demanded in today s market A strong academic background supported by continuing education is complemented by many years of hands on field experience A clear advantage Bonitron has over many competitors is combined on site engineering labs and manufacturing facilities which allows the engineering team to have immediate access ...

Page 3: ...Below is a sampling of Bonitron s current product offering WORLD CLASS PRODUCTS Undervoltage Solutions Overvoltage Solutions Uninterruptible Power for Drives DC Bus Ride Thru Voltage Regulators Chargers and Dischargers Energy Storage Braking Transistors Braking Resistors Transistor Resistor Combo Line Regeneration Dynamic Braking for Servo Drives Common Bus Solutions Portable Maintenance Solutions...

Page 4: ...3 3 1 Mounting the M3612EC Capacitor Bank 13 Figure 3 1 M3612EC Mounting Orientation 13 3 4 Wiring and Customer Connections 14 3 4 1 Power Wiring 14 Table 3 1 Power Connection Specifications 14 Figure 3 2 Power Connections 15 3 5 Typical Configurations 17 Figure 3 3 M3612EC Capacitor Bank Field Wiring Diagram Option 1 17 Figure 3 4 M3612EC Capacitor Bank Field Wiring Diagram Option 2 17 4 OPERATIO...

Page 5: ... Dimensions and Outlines 23 Table 6 4 Chassis Dimensions for M3612EC Module 23 Figure 6 1 M3612EC K7 Chassis Dimensional Outline 24 6 4 Block Diagrams 24 Figure 6 2 Functional Block Diagram 24 7 APPLICATION NOTES 25 7 1 Application Considerations 25 7 1 1 Drives 25 7 2 System Voltage and Source Impedance 25 NOTES 27 ...

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Page 7: ...successfully install and use the M3612EC module in your application In the event of any conflict between this document and any publication and or documentation related to the application the latter shall have precedence 1 3 MANUAL VERSION AND CHANGE RECORD Rev01 of this manual contains clarified specs and updated drawings Rev02 of this manual contains updated drawings part numbers and rating infor...

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Page 9: ...systems caused by inverter switching supply noise bus reactance and other such sources 2 1 3 COMMON BUS POWER SUPPLIES M3712 Single Phase Power Supply Power 3 Phase drives via the DC bus from a single phase source without de rating the drive M3713SC 3 Phase Power Supply with Pre charge Six pulse diode bridge with pre charge that can serve as the main power supply for common DC bus systems Multiple...

Page 10: ...CODE NOMINAL CAPACITANCE UF 070 7 000 280 28 000 CHASSIS The Chassis for the M3612EC is determined by the capacitance Table 2 3 Chassis Codes CAPACITANCE UF CHASSIS CODE DIMENSIONS H X W X D 28 000 K7 20 00 x 7 12 x 10 30 2 3 GENERAL SPECIFICATIONS Table 2 4 General Specifications Chart PARAMETER SPECIFICATION Input voltage 230VAC 480VAC 3Ø 60 Hz Capacitance tolerance 20 M at 25 C Leakage current ...

Page 11: ...TILATED AR EA WITH A MINIMUM OF 2 INCHES OF CLEARANCE ALL AROUND LETHAL VOLTAGES CAN EXIST IN UNIT AFTER POWER HAS BEEN REMOVED ALLOW 5 MINUTES FOR CAP ACITOR BANKS TO DISCHARGE AND ENSURE THERE ARE LESS THAN 40VDC ON THE DC BUS BEFORE ATTEMPTIN G SERVICE ALWAYS ALLOW AMPLE TIME FOR THE UNIT TO C OOL BEFORE ATTEMPTING SERVICE O N THIS PRODUCT INSTALLATION AND OR REMOVAL OF THIS P RODUCT SHOULD ONL...

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Page 13: ...ical damage to the unit If the wrong product was received or the product is damaged in any way please contact the supplier from which the product was purchased 3 3 MOUNTING 3 3 1 MOUNTING THE M3612EC CAPACITOR BANK The installation site for the module should be chosen with several considerations in mind The unit requires a minimum clearance of two 2 inches in all directions around it when mounted ...

Page 14: ...4 1 POWER WIRING WARNING Only qualified electricians should perform and maintain the interconnection wiring of this product All wiring should be done in accordance with local codes DANGER This unit contains substantial capacitance and can maintain lethal voltages for a long time after power is removed Ensure that the DC bus level has dropped below 40VDC before attempting to work on or with this un...

Page 15: ...User s Manual 15 Figure 3 2 Power Connections Dwg 090051 Rev 20120605 ...

Page 16: ... be fused in accordance with the drive manufacturer s recommendations If the M3612EC is installed in the same cabinet as the VFD DC link fusing may not be necessary Semiconductor fuses such as the A70Q or FWP are recommended for this purpose Do not connect the output of the M3612EC to the braking terminals of the drive This can also cause severe damage to the drive 3 4 1 3 GROUNDING CONSIDERATIONS...

Page 17: ...User s Manual 17 3 5 TYPICAL CONFIGURATIONS Figure 3 3 M3612EC Capacitor Bank Field Wiring Diagram Option 1 Dwg 080476 Rev 20120605 ...

Page 18: ...M3612EC 18 Figure 3 4 M3612EC Capacitor Bank Field Wiring Diagram Option 2 Dwg 090050 Rev 20120605 ...

Page 19: ...ontinuity of all input fuses Ensure that the polarity of the DC link to the attached drive is correct Check for exposed conductors that may lead to inadvertent contact Check for any debris shavings trimmings etc that may cause shorts or obstruct ventilation on unit Perform the pre power checks required for the attached drive 4 2 2 STARTUP PROCEDURE AND CHECKS After completing pre checks and recomm...

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Page 21: ...d personnel familiar with adjustable frequency AC drives and associated machinery should plan or implement the installation start up and subsequent maintenance of the system Failure to comply may result in personal injury death and or equipment damage Feel free to call Bonitron at any time if the equipment appears to be having problems 5 3 1 ATTACHED DRIVE DOES NOT COME ON Ensure that power is app...

Page 22: ...g information when contacting us Serial number of unit Name of original equipment supplier if available Record the line voltage Record the DC Bus voltage immediately after the AC voltage Brief description of the application Drive and motor hp or kW kVA rating of power source Source configuration and grounding ...

Page 23: ...5A 400A M3612EC H070 K7 200A 90A 200A 6 2 WATT LOSS Table 6 3 lists the maximum Watt Loss generated by the listed units When installing M3612EC units in an additional enclosure consideration should be given to internal temperature rise The Watt Loss rating in following table is based upon the maximum capability of each unit Table 6 3 Full Load Watt Loss MODEL NUMBER WATT LOSS M3612EC L280 K7 Maxim...

Page 24: ... Block Diagram DC LINK MOTOR USING DC BOOSTER WITH ULTRA CAP RESERVOIR WITH SHORT TERM 100 OUTAGE PROTECTION 3 PHASE M3713SC THREE PHASE POWER SUPPLY VFD DC INPUT DC INPUT VFD DC INPUT VFD CONTINUOUS COMMON DC BUS POWER SUPPLY MOTOR MOTOR 3612EC BANK CAP Dwg 090051 Rev 20120605 and 080475 Rev 20120314 ...

Page 25: ...r should be rated higher than this In other words a 50 horsepower system would require at least a 50kVA transformer if not larger If the transformer has 5 impedance the voltage drop to the output of the transformer at full load will be 5 For instance a 480V transformer with 5 impedance can only have 456VAC at the terminals at full load If the transformer is much larger than the required kVA or has...

Page 26: ...r side If the voltage stays above 90 of the nominal voltage you can operate your system without the reactor If the voltage drops below 90 of the nominal voltage you may need to upsize your input transformer or get a transformer with lower impedance for proper operation ...

Page 27: ...User s Manual 27 NOTES ...

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Page 32: ...D_M3612EC_CMAN_VALL_03b 01 16 2014 521 Fairground Court Nashville TN 37211 USA Tel 615 244 2825 Fax 615 244 2833 Web www bonitron com Email info bonitron com ...

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