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D I S T R I B U T I O N S O L U T I O N S
DCBreak
Rolling Stock High Speed Direct Current circuit breaker
Instructions for installation, service and maintenance
900 V - 1500 A - 30 kA; 1800 V - 1500 A - 30 kA
Free standing and in box application
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For your safety!
• Make sure that the installation room (spaces,
divisions and ambient) is suitable for the
electrical apparatus.
• Check that all the installation, putting into service
and maintenance operations are carried out by
qualified personnel with suitable knowledge of
the apparatus.
• To ensure that the installations are built in
accordance with the rules of good working
practice and safety in the work place, make sure
that the regulatory and legal requirements are
complied with during installation, putting into
service and maintenance.
• Strictly follow the information given in this
instruction manual.
Contents
9. DCBreak version installed in a functional
• Check that the rated performance of the
apparatus is not exceeded during service.
• Check that the personnel operating the apparatus
have this instruction manual to hand as well as the
necessary information for correct intervention.
• Pay special attention to the notes highlighted in
the manual by the following symbol:
Responsible behavior safeguards your
own and others' safety!
Please contact the ABB Assistance
Service for any further requirements.
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Table of Contents
Related Manuals for ABB DCBreak Series
Summary of Contents for ABB DCBreak Series
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Page 1: Table Of Contents
11. Customer Service 12. Maintenance — For your safety! • Make sure that the installation room (spaces, • Check that the rated performance of the divisions and ambient) is suitable for the apparatus is not exceeded during service. electrical apparatus. • Check that the personnel operating the apparatus • Check that all the installation, putting into service have this instruction manual to hand as well as the and maintenance operations are carried out by necessary information for correct intervention. qualified personnel with suitable knowledge of • Pay special attention to the notes highlighted in the apparatus. the manual by the following symbol: • To ensure that the installations are built in accordance with the rules of good working Responsible behavior safeguards your practice and safety in the work place, make sure that the regulatory and legal requirements are own and others' safety! complied with during installation, putting into Please contact the ABB Assistance service and maintenance. Service for any further requirements. • Strictly follow the information given in this instruction manual. -
Page 2: Foreword
(dangerous voltage) and information should be submitted to your ABB mechanical hazards (moving parts) relating to work representative in order to obtain the necessary on electric circuit breakers. -
Page 3: General Description
D I S T R I B U T I O N S O L U T I O N S — 2. General description DCBreak circuit breakers are high speed DC continuously adjusts to the trip value required by breakers for applications on rail rolling stock. the specific application. -
Page 4: Operating Principle
D C B r e a k – InstructIons for InstallatIon, servIce and maIntenance — 3. Operating principle The operating principle of the DCBreak circuit When the value of the current through the circuit breaker is described below. breaker exceeds the trip threshold setting in the When the electromagnetic actuator (7) is energized, instantaneous overcurrent release, the current that the main lever (6) is first pushed forwards against... -
Page 5: Identification And Designation
ELECTRICAL DIAGRAM 1VCD400183 (V6298) minimum value of the chosen range and the FIG.01 FIG.32 customer must adjust it to the required tripping value. 1VC1Bg00053029 Made by ABB, Italy SN 1VC1BG00053029 Nr. Progr.App. 1/1 1VCR006410F0002... -
Page 6: Factory Test And Accompanying Documentation
ABB quality standards and type tests. These tests are reported in a test certificate, of which a hard copy is attached to each apparatus shipped along with a copy of this manual and the circuit diagram. -
Page 7: Characteristics
D I S T R I B U T I O N S O L U T I O N S — 6. Characteristics 6.1. Main circuit Unit DCBreak 915 DCBreak 1815 Rated service voltage 900 V 1800 V Rated insulation voltage 2300 V 2300 V Rated impulse withstand voltage UBIL 18 kV... - Page 8 D C B r e a k – InstructIons for InstallatIon, servIce and maIntenance — 6. Characteristics 6.4. Control circuit The circuit breaker is kept in the closed position by a Hold holding current of around 10% of the current After about approximately 500 ms the delayed absorbed during the closing operation.
- Page 9 Microswitch to protect closing/ Inom Imin Imax Unom Umin Umax Rnom Inom Imin Imax opening control system of DCBreak circuit breaker (recommended) [Ω] [Ω] ABB N° 16.8 0.55 43.6 25.1 71.3 S201-K10 25.2 1.39 25.9 14.9 42.3 2.37 S201-K6 33.6 26.7 15.4...
- Page 10 D C B r e a k – InstructIons for InstallatIon, servIce and maIntenance — 6. Characteristics 6.6. Operating sequences and durations tOec Closing Holding * Opening A: Coil current B: Main contact C: Auxiliary contact a (NO) D: Auxiliary contact b (NC) * Duration: min.
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Page 11: Installation
D I S T R I B U T I O N S O L U T I O N S — Installation 7.1. General information 7.3. Staff requirements Correct installation is of primary DANGER! This document describes the sole importance. The manufacturer's instructions official procedure approved by ABB SpA for must be carefully studied and followed. It is performance of the operations described good practice to wear gloves, protection for below. ABB SpA declines all liability for the eyes, head and lower limbs when failure to comply with the indicated handling the components during the procedures. - Page 12 D C B r e a k – InstructIons for InstallatIon, servIce and maIntenance — 7. Installation 7.4. Overall dimensions 7.4.1. DCBreak 915 Free Standing Designation Weight [kg] Minimum distances from: DCBreak 915 Free Standing Insulating panel DCBreak 1815 Free Standing Earth (solid or slatted metal panel) 1 Main connections 2 Fixing points 3 Earthing point 4 Actuator supply point 5 Auxiliary contacts...
- Page 13 D I S T R I B U T I O N S O L U T I O N S 7.4.2. DCBreak 1815 Free Standing Minimum distances from: Insulating panel Earth (solid or slatted metal panel) 1 Main connections 2 Fixing points Earthing point Actuator supply point Auxiliary contacts Adhesive rating plate...
- Page 14 If ABB SpA is responsible for transport, the sunlight, rain, moisture and condensation. Comply customer is obliged to report any damage to ABB with the storage conditions, as specified below. SpA in writing within 7 days of receipt of the goods.
- Page 15 D I S T R I B U T I O N S O L U T I O N S 7.5.3. Handling 7.5.4. Packaging DCBreak circuit breakers must always be packed Never lift the apparatus by the roof with the arc-quenching chute assembled and of its arc-quenching chute or by the protected against moisture, dust and shocks.
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Page 16: Putting Into Service
8. Putting into service 8.1. Special requirements DANGER! The arc-quenching chute must be fastened to the body of the circuit breaker DCBreak circuit breakers have been designed by by means of its screws. Failure to tighten the ABB for the standard uses defined by the IEC screws properly will impair the electrical standards. connection of the arc-quenching chute and Special requirements concerning the environment in lead to serious failure of the circuit breaker. which the circuit breaker must be used (altitude exceeding 1400 m, minimum operating temperature less than -25 °C, presence of large amounts of... - Page 17 D I S T R I B U T I O N S O L U T I O N S 8.5. Main connections IMPORTANT! In the case of busbar connections and to avoid excessive The main connections are made by cables or mechanical stress on the terminals due to busbars (depending on the type of application and the weight on the actual busbars (11, 12), the customer's requirements).
- Page 18 D C B r e a k – InstructIons for InstallatIon, servIce and maIntenance — 8. Putting into service 8.6. Auxiliary connections The auxiliary contacts (19) are connected by 1 mm crimped cables to terminals (17) and are fastened by M2.5 screws. The following can be used for wiring each block of auxiliary contacts (1 NO + 1 NC): • four cables (x): two for the open contact and two for the closed contact...
- Page 19 D I S T R I B U T I O N S O L U T I O N S 8.7. Earth connection 8.8. Final inspection DANGER! Make the earth connection and tighten to 10 Nm • Connect circuit breaker to auxiliary voltage torque value supply for final inspection, with main IMPORTANT! The section of the earth circuit dead and without connecting...
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Page 20: Enclosure
D C B r e a k – InstructIons for InstallatIon, servIce and maIntenance — 9. DCBreak version installed in a box 9.1. Description 9.2. Handling IMPORTANT! Do not lift the whole enclosure The protective enclosure specifically designed for by the handgrips (24). Use the handgrips DCBreak circuit breakers is made of stainless steel (24) to lift the upper shell (25) and use two and is pre-engineered to perform the following functions: ropes (26) to lift the lower shell or the entire •... - Page 21 D I S T R I B U T I O N S O L U T I O N S 9.3. Overall dimensions DCBreak 915 B 77,5 Caption 1 Main cable connection cable glands 2 Harting-type auxiliary circuit connector plug (supplied loose) 3 Earthing connection point 4 Harting-type auxiliary circuit connector feeding socket...
- Page 22 D C B r e a k – InstructIons for InstallatIon, servIce and maIntenance — 9. DCBreak version installed in a box 9.4. Installation 9.4.1. Removal of upper shell Remove the six screws (27) to separate the upper The enclosure can be installed both on and under shell (25) of the enclosure from the lower shell at the the vehicle.
- Page 23 D I S T R I B U T I O N S O L U T I O N S 9.4.3. Main circuit connection size of the chosen terminals allows these latter to First route all the cables through the cable gland pass through the holes in the enclosure.
- Page 24 D C B r e a k – InstructIons for InstallatIon, servIce and maIntenance — 9. DCBreak version installed in a box 9.4.5. Earth connection 9.4.6. Re-assembly of the upper shell The earth connection (35) must be screwed onto a Place the upper shell on the lower shell in the correct bolt (M12) to 84 Nm tightening torque.
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Page 25: Disposal
• Stainless steel • Copper and copper alloy To ensure a high quality Customer Service, • Aluminum alloy compliance with the following ABB SpA provisions • Rubber (gaskets, etc.) and directives and, thus, the Quality Control • Sintered material regulations, is mandatory. This requirement applies •... -
Page 26: Customer Service
11.1. Procedure Before shipping materials for repair, please contact To prevent damage during transport, the customer ABB SpA in order to establish all the details about must ship the materials in adequate packaging. the shipment, e.g. shipping method, address, etc. -
Page 27: Maintenance
Since the real conditions of use vary to a great Check the pressure of extent between one installation and the other, they contacts measuring the cannot be known to ABB. The frequencies given are resistance of main circuit purely indicative since they are based on an average that must not exceed 70 µOhm... - Page 28 D C B r e a k – InstructIons for InstallatIon, servIce and maIntenance — 12. Maintenance 12.4. Inspection procedure • Clean the surfaces of the contacts using a fine- grain file or abrasive cloth, as necessary. 12.4.1. Inspection of quenching chute • If wear has noticeably reduced the thickness of the •...
- Page 29 D I S T R I B U T I O N S O L U T I O N S 12.5. Spare parts kits 12.5.1. DCBreak 915 arc chute kit 12.5.5. Main contacts kit 12.5.6. Flexible connection kit 12.5.2. DCBreak 1815 arc chute kit 12.5.7. Set of bolts, screws and nuts 12.5.3. Ceramic guides kit 12.5.4. Auxiliary contacts kit...
- Page 30 D C B r e a k – InstructIons for InstallatIon, servIce and maIntenance — 12. Maintenance 12.5.8. Cable gland kit 12.5.12. Socket kit (24pins - 28pins - 36pins) for auxiliary circuits 12.5.9. Closing cap kit 12.5.13. Set of insulating parts 12.5.10. Handle kit 12.6. Disposal If the apparatus is dismantled, the resulting 12.5.11. Plug kit (24pins - 28pins - 36pins) materials can be disposed of in different ways for auxiliary circuits according to their type: •...
- Page 31 D I S T R I B U T I O N S O L U T I O N S — Notes ....... . .
- Page 32 Your contact center: www.abb.com/contactcenters More service information: www.abb.com/service The data and illustrations are not binding. We reserve the right to modify the contents of this document without prior notice following technical and product developments. © Copyright 2019 ABB. All rights reserved.