Fuji Electric FRENIC-Eco Series Instruction Manual
Dynamic braking unit
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Also See for FRENIC-Eco Series:
- Quick manual (54 pages) ,
- Instruction manual (356 pages) ,
- User manual (172 pages)
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Instruction Manual
DB Unit
Dynamic Braking Unit
200V Series
400V Series
37kW /BU37-2C
to 90kW /BU90-2C
37kW /BU37-4C
to 220kW /BU220-4C
CAUTION
■
Ensure that this instruction manual is made
available to the final user of the DB unit.
■
Read and understand all operating instructions
before installing, connecting (wiring), operating,
maintaining or inspecting the DB unit.
■
Keep this manual up to disposing the DB unit
carefully.
■
The product is subject to change without notice.
INR-HF51196c-E
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Table of Contents
Related Manuals for Fuji Electric FRENIC-Eco Series
Summary of Contents for Fuji Electric FRENIC-Eco Series
- Page 1 Instruction Manual DB Unit Dynamic Braking Unit 200V Series 37kW /BU37-2C to 90kW /BU90-2C 400V Series 37kW /BU37-4C to 220kW /BU220-4C CAUTION ■ Ensure that this instruction manual is made available to the final user of the DB unit. ■...
- Page 2 FRENIC5000 G9S/P9S,G11S/P11S series FRENIC-Eco series Vector inverter FRENIC5000 VG5,VG7S series As following the old model is applicable to DB unit by special tuning before shipment, please contact your local distributor or nearest Fuji Electric's sales office. Series Model 200V Vector inverter...
- Page 3 Instruction on installation WARNING ・ Mount this DB unit on an material such as metal. Fire may result. ・ Do not place combustible or flammable material near this DB unit。 Fire may result. ・ Contain the DB unit into a panel etc. so as not to be able to touch it easily. Electric shock or accident may result.
- Page 4 Instruction on operation WARNING ・ Ensure that the power is turned on (close) after attaching the front cover. In energized status, do not remove the cover. Electric shock may result. ・ Do not touch the terminals of the DB unit in energized state of the inverter even if the inverter has stopped. Electric shock may result.
- Page 5 Instruction on disposal CAUTION ・ Treat the DB unit as industrial waste when disposing it. Injury may result. Other instructions WARNING ・ Never modify the product. Electric shock or injury may result. Conformity to Low Voltage Directive in Europe ...
- Page 6 Compliance with UL/cUL standards ［ ［ ［ ［ Applicable to products with UL/cUL mark］ ］ ］ ］ １．General UL(Underwriters Laboratories Inc.) standards is safety standards for prevention of fire and other accident, and protect user, maintenance man and people. UL standards ｃＵＬ...
- Page 7 CAUTION Tightening torque and wire range １．60℃/75℃ copper wire Wire range Required torque [lb-inch](N . m) DB Unit Braking resistor Applied [AWG] (mm 2 ) Voltage Motor Resistance Main Ground Main (kW) TYPE Q’ty TYPE Q’ty Control Control value(Ω)
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Page 8: Table Of Contents
Contents 1 Before Using This Product 1-1 Inspection at receiving the unit 1-2 Appearance 1-3 Handling of the product 1-4 Carrying 1-5 Storage 2 Installation and Connection 2-1 Operating environment 2-2 Installation method 2-3 Connection 2-3-1 Basic connection 2-3-2 Connecting the main circuit and grounding terminal ｓ... -
Page 9: Before Using This Product
1 Before Using This Product 1-1 Inspection at receiving the unit Unpack and inspect the unit for the following items. If there are doubtable or complained items, contact the distributor where the unit was purchased or the Company's sales office nearby. Front cover ①... -
Page 10: Handling Of The Product
1-3 Handling of the product (1) Removing the front cover Loosen the mounting screws of front cover and remove the front cover by holding its upper part with hands as shown in Fig. 1-3-1. Mounting screws of front cover Fig. 1-3-1 Removing the front cover 1-4 Carrying When carrying the product, hold only the main body of the product surely. -
Page 11: Installation And Connection
2 Installation and Connection 2-1 Operating environment Install the DB unit in the environment shown in Table 2-1-1. Table 2-1-1 Operating environment Item Specifications Location Indoor Ambient –10 to +50℃ temperature Relative 5 to 95% (no condensation) humidity Without dust, direct sunlight, corrosive gas, oil mist and vapor, water drop Atmosphere Not including too much of salt Without condensation by sharp temperature change... -
Page 12: Connection
2-3 Connection When removing the front cover, the terminal blocks appear (see Fig. 2-3-1). Connect the cables without mistake caring the following items. 2-3-1 Basic connection ① Connect the link circuit connection terminals (P(+), N(-)) of the DB unit to the link circuit connection terminals (P(+), N(-)) of the inverter. - Page 13 ■ ■ ■ ■ Basic connection diagram Basic connection diagram Basic connection diagram Basic connection diagram 1) In case of using one DB unit and one braking resistor Wire length Wire length 5m or less Braking 10m or less Inverter DB unit resistor P(+)
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Page 14: Connecting The Main Circuit And
2-3-2 Connecting the main circuit and grounding terminals Table 2-3-1Functions of the main circuit terminals and grounding terminal Terminal Name of terminal Description marking P(+), N(-) DC link circuit terminals Connecting to the DC link circuit voltage of the inverter Connection terminals for P(+)R, DB Connecting to the braking resistor... -
Page 15: Connecting The Control Terminals
2-3-3 Connecting the control terminals Function descriptions of the control terminals are shown in Table 2-3-3. Table 2-3-3 Terminal Name of terminal Function description marking Connecting the DB drive signal wire of the unit on the i1, i2 DB driving signal input terminals slave unit (∗1) side when using the units in parallel Connecting the DB drive signal wire of the unit on the o 1, o 2... - Page 16 (5) Wiring of the control circuit ① Lead out the cable along the left side panel as shown in Fig. 2-3-5. ② Secure the cable to cable-tie holder on the left wall of the main circuit terminal block on the way of lead out using a cable-tie (e.
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Page 17: Terminal Arrangement
2-3-4 Terminal arrangement (1) Main circuit terminals BU37-2C BU220-4C Screw size M5 Screw size M10 P(+) N(-) P(+)R P(+) N(-) P(+)R G G G G Screw size M5 BU37-4C (2) Control terminals Screw size M4 Screw size M3 P(+) N(-) P(+)R... -
Page 18: Applicable Devices And Wire Size As Standard
2-3-5 Applicable devices and wire size as standard Tightening torque Recommended wire size Applied DB unit Braking resistor (N ･ m) Voltag ) ∗1) motor Resistance Ground. Main Ground- DB cct. (P(+), (kW) Type Type Control Control value (Ω) circuit N(-),P(+)R,DB) (... -
Page 19: Operation
3 Operation 3-1 Inspection and preparation before operation Inspect the following items before operation DB unit ① Check that the connection is correct. G, P(+), N(-), P(+)R, DB In particular, check the following points: a. Check that the AC power supply is not connected to any of DC link circuit terminals P(+) and N(-) or connection terminals for braking resistor P(+)R and DB. -
Page 20: Protective Operation
4 Protective Operation 4-1 Protective operations In the event of abnormality as shown in Table 4-1, the DB unit stops DB driving signal and outputs a lump-sum alarm signal from the terminals 1 and 2 (The lump-sum alarm signal has no distinction of the abnormality contents.). -
Page 21: Maintenance And Inspection
5 Maintenance and Inspection Proceed with the daily inspection and periodic inspection to prevent malfunction and ensure long-term reliability. Note the followings in the inspection works. 5-1 Daily inspection During opera ｔ ion of the inverter, a visual inspection for abnormality is performed externally without removing the covers. -
Page 22: Insulation Test
If the specifications for dielectric strength test are not followed, the product may be damaged. If a dielectric strength test must be performed, contact your local distributor or nearest Fuji Electric's sales office. (1) Megger test for the main circuit ①... -
Page 23: Parts Replacement
Since the life expectancy of a part differs depending on the environment and using conditions. It is recommended to replace parts at the timing shown in Table 5-4-1 as standard. As for replacement method, contact your local distributor or nearest Fuji Electric's sales office separately. Table 5-4 Parts replacement... -
Page 25: Specifications
2) When using the option fans, the duty factor (%ED) is calculated making the braking time (T1) 30s. ∗ ※ This DB unit are applicable to the following inverter units. ・200V series: FRENIC5000 G5/P5,G7/P7,G9S/P9S,G11S/P11S series FRENIC-Eco series, FRENIC5000 VG3,VG 5, VG7S series ・400V series: RENIC5000 G9S/P9S,G11S/P11S series, FRENIC-Eco series FRENIC5000 VG5 series... -
Page 26: Braking Resistor
6-1-2 Braking resistor 200V series Type DB30-2C DB37-2C DB45-2C DB55-2C DB75-2C DB110-2C Nominal applied 90,110 motor (kW) Resistance value (Ω) Max. capacity (kW) Flowing current (A) Mass (kg) 400Vseries Type DB30-4C DB37-4C DB45-4C DB55-4C DB75-4C DB110-4C DB132-4C DB160-4C DB200-4C DB220-4C Nominal applied 90,110 motor (kW) -
Page 27: Outline Dimensions
6-2 Outline dimensions 6-2-1 DB unit FIG. A FIG. B 図 A 図 B ØC 2-ØC M OU NT IN G D IM EN SIO NS 取付寸法 M OU NT ING DIM EN SIONS 取付ボルト 取付寸法 取付ボルト HO LE S FO R FIXIN G BOLTS HO LES FO R FIXING BO LTS... -
Page 28: Braking Resistor
6-2-2 Braking resistor Main circuit Control circuit Terminal FIG. A Terminal 4- φ C Control circuit Terminal Main circuit FIG. B Terminal 4- φ C [200V series] DIMMENSIONS [mm] SCREW MASS TYPE BOLT MAIN CONTROL [kg] CIRCUIT CIRCUIT DB30-2C DB37-2C —... -
Page 29: Option Fan
7 Option Fan In this DB unit, the braking time and duty factor can be rise by using option fans. Standard specification When using option fans Braking time Duty factor 10%ED 30%ED (Refer to Chapter 6 DB unit standard specifications, ∗1 and ∗2) 7-1 Specification Type BU-F... -
Page 30: Option Fan Unit
7-3 Dimensions 7-3-1 Option fan unit FAN UNIT DB UNIT + FAN UNIT [Fan unit] DIMENSIONS [mm] TYPE L(Power supply) BU-F [DBunit + Fan unit] [200V series] DIMENSIONS [mm] TYPE BU37-2C+BU-F BU55-2C+BU-F 47.5 BU90-2C+BU-F 57.5 [400V series] DIMENSIONS [mm] TYPE BU37-4C+BU-F BU55-4C+BU-F 47.5... - Page 31 Edition history Edition Date of issue Content Sep. 1999 First edition – Oct. 2001 Correct : Section 2 Fig 2-3-3(Terminal Name) Oct. 2003 Change the corporation name May 2004 Change the corporation logotype Change the “Table A Applicable inverter models” Add the “Compliance with UL/cUL standards［Applicable to products with UL/cUL mark］”...
- Page 32 Gate City Ohsaki, East Tower, 11-2, Osaki 1-chome Shinagawa-ku, Tokyo 141-0032, Japan Phone: +81-3-5435-7139 Fax: +81-3-5435-7458...