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Mitsubishi FR-BU2-1.5K, Instruction Manual

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Mitsubishi FR-BU2-1.5K Instruction Manual Download Page 49

42

PROTECTIVE FUNCTIONS

5.2 Correspondence Between Digital and Actual 

Characters

There are the following correspondences between the actual alphanumeric
characters and the digital characters displayed on the operation panel:

Actual

Indication

0

1

2

3

4

5

6

7

8

9

Actual

Indication

A

B

C

E

F

G

H

I

J

L

D

Actual

Indication

M

N

O

o

P

T

U

V

r

-

S

Summary of Contents for FR-BU2-1.5K

Page 1: ...NVERTER INVERTER INSTRUCTION MANUAL HEAD OFFICE TOKYO BLDG MARUNOUCHI TOKYO 100 8310 FR BU2 1 5K to 55K FR BU2 H7 5K to H75K Brake Unit IB NA 0600292ENG A 0609 MDOC Printed in Japan Specifications sub...

Page 2: ...the front cover except for wiring or periodic inspection You may access the charged inverter connected to the brake unit and get an electric shock Before starting wiring or inspection check to make s...

Page 3: ...ditions Failure to fallow may damage the product 1Temperature applicable for a short time e g in transit CAUTION Before starting operation confirm and adjust the parameters Setting parameter different...

Page 4: ...sting brake units BU type FR BU H type MT BU5 type Do not operate the conventional brake unit and FR BU2 in parallel Doing so could cause an alarm or failure Change all units to the FR BU2 to operate...

Page 5: ...nverter and one brake unit 21 3 5 2 When connecting several brake units to one inverter 22 3 5 3 Master slave operation when connecting several brake units 23 3 6 Connection Example with MT BR5 Type R...

Page 6: ...istor Unit 43 7 PRECAUTIONS FOR MAINTENANCE AND INSPECTION 44 7 1 Precautions for Maintenance and Inspection 44 7 2 Inspection Item 44 7 3 Periodic Inspection 45 7 4 Daily and Periodic Inspection 46 7...

Page 7: ...MEMO...

Page 8: ...tall match the cover to the brake unit front and install it straight Removal and reinstallation of the wiring cover The cover can be removed easily by pulling it toward you To reinstall fit the cover...

Page 9: ...Leave enough clearances as a cooling measure Vertical mounting Vertical Clearances 10cm or more 10cm or more Temperature 10 to 50 Humidity 90 RH maximum Ambient temperature and humidity 5cm 5cm 5cm B...

Page 10: ...ake unit and resistor unit to incombustible material Installing it to combustible materials directly or near combustible materials can cause a fire Direct sunlight Vibration 5 9m s2 or more High tempe...

Page 11: ...rol input Brake transister driving signal common for master slave operation when connecting several brake units to one inverter in parallel connect this signal to terminals of other brake units Master...

Page 12: ...erminal Relay output A Relay output 1 Alarm output 1 changeover contact output indicates that the brake unit protective function has activated Normal Across B C Continuity Across A C Discontinuity Ala...

Page 13: ...etc mm2 AWG PVC cables etc mm2 N P PR N P PR N P PR N P PR 200V FR BU2 1 5K 3 7K M4 2 4 1 5 2 14 2 5 FR BU2 7 5K M4 5 5 4 1 5 3 5 12 4 FR BU2 15K M4 5 5 4 1 5 3 5 12 4 FR BU2 30K M5 5 5 5 2 5 5 5 10 6...

Page 14: ...5mm Terminal Screw Size Bar Terminal Model with insulation sleeve Bar Terminal Model without insulation sleeve Cable Size mm2 M3 Al 0 5 6WH A 0 5 6 0 3 to 0 5 Al 0 75 6GY A 0 75 6 0 5 to 0 75 CAUTION...

Page 15: ...e jumper connector position before switching power on CAUTION Fully make sure that the front cover has been reinstalled securely The front cover is fitted with the capacity plate and the brake unit wi...

Page 16: ...ignals Connecting a positive terminal of the external power supply for transistor output to terminal PC prevents a malfunction caused by undesirable currents Do not connect terminal SD of the brake un...

Page 17: ...minal Terminal PC is common to the contact input signals Connecting a 0V terminal of the external power supply for transistor output to terminal SD prevents a malfunction caused by undesirable current...

Page 18: ...Rating Main circuit P Resistor unit input resistance Connect to terminal P and PR of the brake unit PR Control circuit TH1 Alarm output terminal Output signal indicates resistor overheart 1NC contact...

Page 19: ...uit P Resistor unit input terminal Connect to terminal P and PR of the brake unit PR E Earth terminal For earthing grounding of the resistor unit Must be earthed grounded Control circuit TH1 Alarm out...

Page 20: ...RZG 200 10 three in series 2 FR BU2 7 5K GRZG 300 5 four in series 3 5 FR BU2 15K GRZG 400 2 six in series 3 5 FR BR 15K FR BU2 30K FR BR 30K 5 5 FR BU2 55K FR BR 55K 14 MT BR5 55K 400V class FR BU2 H...

Page 21: ...ss terminal PR and PX 2 A jumper is connected across BUE and SD in the initial status 3 Do not remove a jumper across terminal P and P1 except when connecting a DC reactor U V W P N R L1 S L2 T L3 Mot...

Page 22: ...e MT BU5 type brake unit 24 to 26 33 Installation for the first time Setting change is unnecessary CAUTION Configure a protective circuit shuts off power corresponding to each brake resistor and resis...

Page 23: ...inverter and brake unit Do not remove a jumper across terminal P and P1 except when connecting a DC reactor 2 When the power supply is 400V class install a step down transformer 3 When using the FR BU...

Page 24: ...within 5m between the inverter brake unit FR BU2 and brake resistor Even when the wiring is twisted the cable length must not exceed 10m 5 It is recommended to install an external thermal relay to pr...

Page 25: ...nnecting several brake units to one inverter always connect the master slave operation wiring on page 19 in addition to the above connection 6 When connecting several FR BU2 to one inverter connect P...

Page 26: ...e brake registor TH External thermal relay GRZG type brake registor TH External thermal relay GRZG type brake registor TH 2 4 4 1 When using the FR BU2 with the FR A500 A700 series inverter 7 5K or le...

Page 27: ...nts resistor overheat as shown in a connection example When connecting several brake units to one inverter on page 18 To replace the existing BU type brake unit set 1 in Pr 0 Brake mode switchover Ref...

Page 28: ...rect connection will damage the inverter and brake unit Do not remove a jumper across terminal P and P1 except when connecting a DC reactor 2 When the power supply is 400V class install a step down tr...

Page 29: ...inverter brake unit FR BU and resistor unit FR BR should be within 5m Even when the wiring is twisted the cable length must not exceed 10m 5 Normal across TH1 TH2 close Alarm across TH1 TH2 open 6 Wh...

Page 30: ...l P and N of the FR BU2 to terminals of other FR BU2 3 The wiring length of the terminal MSG and SD should be 10m maximum In addition twist five times or more per 1m CAUTION To emphasize connection of...

Page 31: ...terminal P and P1 except when connecting a DC reactor 2 When the power supply is 400V class install a step down transformer 3 The wiring distance between the inverter brake unit FR BU2 and resistor un...

Page 32: ...ion 6 CN8 connector used with the MT BU5 type brake unit is not used 7 When connecting several FR BU2 to one inverter connect P of each FR BU2 and of the inverter and N respectively Do not pass wires...

Page 33: ...phase AC power supply MCCB Registor unit MT BR5 P PR Registor unit MT BR5 P PR Registor unit MT BR5 P PR P N P N P N BUE SD MSG SD MSG SD PR BUE SD MSG SD MSG SD PR BUE SD MSG SD MSG SD PR 2 3 3 1 CN8...

Page 34: ...l brake units to one inverter on page 25 When replacing from the exisiting MT BU5 type brake unit set 2 in Pr 0 Brake mode switchover refer to page 33 1 in Pr 30 Regenerative function selection and 10...

Page 35: ...Use a twisted cable when the wiring length exceeds 5m Even when the wiring is twisted the cable length must not exceed 10m The brake unit may be damaged if cables are not twisted when the wiring lengt...

Page 36: ...eral FR BU2 to the inverter be sure to connect terminal P N of the brake unit to terminal P N of the inverter Do not pass wires from terminal P and N of the brake unit to terminals of other brake unit...

Page 37: ...Changes parameter number and setting value Changes the alarm history display Switches to the parameter setting mode and a parameter setting screen appears Use for parameter setting and alarm reset BR...

Page 38: ...e written value is the same as the current setting value next parameter number is displayed Parameter number display At powering on Monitor mode Parameter setting mode 1 Flickers during reset Regenera...

Page 39: ...5 34 2 Input terminal function selection 1 RES 1 0 0 to 3 36 3 Input terminal function selection 2 BUE 1 1 77 Parameter write selection 1 0 0 1 37 78 Cumulative energization time carrying over times 1...

Page 40: ...e MT BU5 type resistor unit provides the same braking capability as the MT BU5 Available with the FR BU2 55K and FR BU2 H75K only Change the setting when replacing the BU type brake unit and MT BU5 br...

Page 41: ...me is not accumulated if power is turned off within one hour 4 Regenerative brake duty ED Indicates the brake duty in The amount of thermal heat is displayed in the BU mode Pr 0 1 5 Regenerative brake...

Page 42: ...unit is displayed Energization time is stored in EEPROM every one hour However the displayed increments is 100h and 100h is indicated as 1 and 200h as 2 The value is cleared to 0h when the accumulated...

Page 43: ...circuit is activated Turn on the RES signal for more than 0 1s then turn it off Reset operation is made both at a normal operation and an alarm 1 BUE Brake operation permission signal Input operation...

Page 44: ...clear cannot be performed either You can select whether write to various parameters can be performed or not Use this function to prevent parameter values from being rewritten by misoperation Parameter...

Page 45: ...ged to monitor mode 2 Press to choose the parameter setting mode 3 Press until Parameter clear appears 4 Press to read the currently set value initial value appears 5 Press to change it to the set val...

Page 46: ...choose the parameter setting mode 3 Press until alarm history clear appears 4 Press to read the currently set value initial value appears 5 Press to change it to the set value 6 Press to set Flicker...

Page 47: ...ange Operation panel indication THE Name Thermal error 1 2 Description The electronic thermal relay function built in the brake unit detects brake resistor overheat and the protection circuit is activ...

Page 48: ...oad and frequency of operation Even if the relay contacts are reset automatically the brake will not restart unless it is reset Operation can be selected using Pr 2 and Pr 3 input terminal function se...

Page 49: ...Characters There are the following correspondences between the actual alphanumeric characters and the digital characters displayed on the operation panel Actual Indication 0 1 2 3 4 5 6 7 8 9 Actual I...

Page 50: ...Protective structure IP00 Approximate mass kg 0 9 0 9 0 9 0 9 1 4 2 0 0 9 0 9 1 4 2 0 2 0 Resistor Unit Type Brake Resistor Total Resistance Value Continuous Permissible Power 200V FR BR 15K 8 990W F...

Page 51: ...ccessing the brake unit for inspection wait for at least 10 minutes after the power supply has been switched off and then make sure that the voltage across the main circuit terminals P N of the brake...

Page 52: ...an the air filter etc 2 Tightening check and retightening The screws and bolts may become loose due to vibration temperature changes etc Check and tighten them Check and tighten them Tighten them acco...

Page 53: ...cables Check cable sheaths for breakage and deterioration crack discoloration etc Contact the manufacturer Terminal block Check for damage Stop the device and contact the manufacturer Resistor 1 Chec...

Page 54: ...perating conditions When the inverter is operated in air conditioned normal environment conditions replace the capacitors about every 10 years When a certain period of time has elapsed the capacitors...

Page 55: ...he inverter of 2 2K or more Power Supply Voltage Motor kW 0 4 0 75 1 5 2 2 3 7 5 5 7 5 Braking Torque 200V class 50 30s FR BU2 1 5K FR BU2 3 7K FR BU2 7 5K 100 30s FR BU2 1 5K FR BU2 3 7K FR BU2 7 5K...

Page 56: ...ty 5 5 kW 7 5 kW 11 kW 15 kW 18 5 kW 22 kW 30 kW 37 kW 45 kW 55 kW 200V FR BU2 15K Bra king torque 280 200 120 100 80 70 FR BU2 30K 260 180 160 130 100 80 70 FR BU2 55K 300 250 180 150 120 100 400V FR...

Page 57: ...kW 185 kW 220 kW 280 kW 375 kW 200V FR BU2 55K ED 5 2 FR BU2 55K 1 20 15 10 400V FR BU2 H75K 10 5 2 FR BU2 H75K 1 40 25 20 10 5 5 3 FR BU2 H75K 1 80 60 40 25 15 10 10 5 4 FR BU2 H75K 1 80 65 40 30 20...

Page 58: ...ake Unit FR BU2 1 5K to 15K FR BU2 H7 5K H15K FR BU2 30K FR BU2 H30K Rating plate 5 hole Screw size M4 68 6 56 6 5 5 118 5 128 18 5 52 62 4 132 5 BRAKE UNIT Unit mm 129 5 5 59 18 5 Rating plate 52 2 5...

Page 59: ...52 OUTLINE DIMENSION DRAWINGS FR BU2 55K FR BU2 H55K H75K Rating plate 18 5 52 72 5 142 5 128 118 5 5 5 6 158 6 170 2 5 hole Screw size M4 BRAKE UNIT Unit mm...

Page 60: ...40 40 9 5 5 5 GRZG200 306 287 266 53 33 22 26 6 5 5 GRZG300 334 309 274 79 47 40 40 9 5 5 5 GRZG400 411 385 350 79 47 40 40 9 5 5 5 D1 D H2 H Terminal W1 W d hole H1 W2 Unit mm Brake resistor IV wire...

Page 61: ...tor Unit Type W W1 H H1 H2 H3 D D1 C Approximate Mass kg 200V FR BR 15K 170 100 450 410 20 432 220 3 2 6 15 FR BR 30K 340 270 600 560 20 582 220 4 10 30 FR BR 55K 480 410 700 620 40 670 450 3 2 12 70...

Page 62: ...normally increases if the brake unit is operated exceeding the specified duty Since the resistor unit may result in overheat if the temperature of the brake unit is left unchanged switch off the inver...

Page 63: ...ies The fedederal government stipulates minimum regulations only and local governments set specific rules UL standard is not therefore enforced by a federal law However some local governemnts specify...

Page 64: ...MEMO...

Page 65: ...REVISIONS The manual number is given on the bottom left of the back cover Print Date Manual Number Revision Sep 2006 IB NA 0600292ENG A First edition...

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