Sharp R-220KW(D) Bedienerhandbuch

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  CAUTIO

1-2 1-3 Handling of the product (1) Removing the front cover Loosen the mounting screws of front cover and remove the front cover by hol

2-1 DB UnitTopBottom 100mmRightLeft100m m50mmor more50mmor more 2 Installation and Connection 2-1 Operating environment Install the DB unit in

2-2 2-3 Connection When removing the front cover, the terminal blocks appear (see Fig. 2-3-1). Connect the cables without mistake cari

2-3 Basic connection diagram Basic connection diagram Basic connection diagram Basic connection diagram 1) In case of using one DB unit and o

2-4 2-3-2 Connecting the main circuit and grounding terminals Table 2-3-1Functions of the main circuit terminals and grounding terminal Terminal mark

2-5 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 marking Name

2-6 (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

2-7 2-3-4 Terminal arrangement (1) Main circuit terminals BU37-2C Screw size M5 Screw size M5 BU220-4C Screw size M10 BU37-4C Screw size M4

2-8 2-3-5 Applicable devices and wire size as standard DB unit Braking resistor Tightening torque (N･m) Recommended wire size (mm2) ∗1) Voltage App

3-1 3 Operation 3-1 Inspection and preparation before operation Inspect the following items before operation ① Check that the connection is correct

Preface Thank you for purchasing our dynamic braking unit (DB unit). This product is a device to discharge the braking power to a resistor in a

4-1 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 outp

5-1 5 Maintenance and Inspection Proceed with the daily inspection and periodic inspection to prevent malfunction and ensure long-term reliability.

5-2 (continued) Is there unusual odor or damage to the insulation by overheating? Olfactory and visual inspection Not abnormal Main circuit Resistor I

5-3 5-4 Parts replacement Each part has a life determined by the sort of the part. Since the life expectancy of a part differs depending on

5-4

6-1 6 Specifications 6-1 Standard specifications 6-1-1 DB unit Series 200V 400V Type BU37-2C BU55-2C BU90-2C BU37-4C BU55-4C BU90-4C BU132-4C BU220

6-2 6-1-2 Braking resistor 200V series Type DB30-2C DB37-2C DB45-2C DB55-2C DB75-2C DB110-2C Nominal applied motor (kW) 30 37 45 55 75 90,110 Re

6-3 6-2 Outline dimensions 6-2-1 DB unit W 1ØCW 2CHH1H2H3H4DD13-取付ボルトHOLE S FO RFIXING BOLTSW 3W 2H1取付寸法MOUNTIN G D IM EN SIO NSW WW 2CHH1H2H3H4DD14

6-4 6-2-2 Braking resistor 4- φ C FIG. A FIG. B 4- φ C Control circuit Terminal Main circuit Terminal W W 1 H D 1 D W W 1 H H 1 D 1 D 1. 6 Main circ

7777----1111 7 Option Fan In this DB unit, the braking time and duty factor can be rise by using option fans. Standard specification When using op

Instruction on installation  WARNING ・ Mount this DB unit on an material such as metal. Fire may result. ・ Do not place combustible or flammable m

7777----2222 7-3 Dimensions 7-3-1 Option fan unit W6 W5W DD3 D1H6HH7W4D2H5LFAN UNIT DB UNIT + FAN UNIT [Fan unit] DIMENSIONS [mm] TYPE W4

Edition history Edition Date of issue Content – Sep. 1999 First edition a Oct. 2001 Correct : Section 2 Fig 2-3-3(Terminal Name) b Oct. 2003 Change

2 Gate City Ohsaki, East Tower, 11-2, Osaki 1-chome Shinagawa-ku, Tokyo 141-0032, Japan Phon

Instruction on operation  WARNING ・ Ensure that the power is turned on (close) after attaching the front cover. In energized status

Instruction on disposal  CAUTION ・ Treat the DB unit as industrial waste when disposing it. Injury may result. Other instructions  WARNING ・ N

Compliance with UL/cUL standards ［［［［Applicable to products with UL/cUL mark］］］］ １．General UL(Underwriters Laboratories Inc.) standards is safety

CAUTION Tightening torque and wire range １．60℃/75℃ copper wire ２． 90℃ copper wire DB Unit B

Contents 1 Before Using This Product 1-1 Inspection at receiving the unit 1-1 1-2 Appearance 1-1 1-3 Handling of the product 1-2 1-4 Carrying

1-1 Front coverUnder of Unit(Mounting bord) Fig. 1-1-1 Ratings nameplate 1 Before Using This Product 1-1 Inspection at receiving the unit Unpack an