Questions and Answers
What is the primary function of the ON-LOAD TAP-CHANGER TYPE DA?
Which company is associated with the production of the ON-LOAD TAP-CHANGER TYPE DA?
What primary location is mentioned in relation to Maschinenfabrik Reinhausen?
What type of document is referenced in the content provided?
Signup and view all the answers
What is the phone number provided for Maschinenfabrik Reinhausen's location in Regensburg?
Signup and view all the answers
What type of services does the PDF appear to provide?
Signup and view all the answers
What is the size of the vent screw used in the tap-changer head cover?
Signup and view all the answers
Which component must be operated to drain oil from the tap-changer head?
Signup and view all the answers
What should be checked to confirm that the energy accumulator is free from oil?
Signup and view all the answers
What type of filter operation is referenced in the procedure?
Signup and view all the answers
What is the first step in the oil drainage process according to the procedure?
Signup and view all the answers
What tool is suggested for opening the vent screw of the tap-changer head cover?
Signup and view all the answers
What is the first step in handling the energy accumulator spring according to the instructions?
Signup and view all the answers
What component must be removed before withdrawing the spring unit of the energy accumulator?
Signup and view all the answers
What type of screws are specified for loosening before removing components?
Signup and view all the answers
Which of the following components is NOT mentioned in the context of the energy accumulator?
Signup and view all the answers
What is indicated by 'DIN 34, Abschnitt 2.1' in the document?
Signup and view all the answers
What should be done after loosening the ten countersunk head screws?
Signup and view all the answers
What is the significance of the instruction dated '09.12.80'?
Signup and view all the answers
Which aspect of the energy accumulator is not described in the instructions?
Signup and view all the answers
What is the significance of the sequence 'M H D 134' in the context?
Signup and view all the answers
Which term best describes the structure depicted in the content?
Signup and view all the answers
What could 'Co m a y' potentially represent in the given context?
Signup and view all the answers
Identify the nature of the sequences 'SER' and 'TTR' in the context provided.
Signup and view all the answers
What role do the scattered letters and symbols play in this content?
Signup and view all the answers
What can be inferred about the overall organization of the content?
Signup and view all the answers
How does the numerical '11' fit within the structure presented?
Signup and view all the answers
Which of the following could represent a primary theme in the content?
Signup and view all the answers
What purpose does the indication of numbers on the support and guiding plate serve?
Signup and view all the answers
Which document format is referenced in the content for maintaining rights?
Signup and view all the answers
What is the primary focus of the inspection instructions mentioned in the document?
Signup and view all the answers
When was the version of the document specified in the content published?
Signup and view all the answers
What type of tap-changer is specifically referenced in the document?
Signup and view all the answers
What might be a consequence of failing to note the numbers indicated on the support and guiding plate?
Signup and view all the answers
The spark gap distance is 5 mm.
Signup and view all the answers
Permanent main contacts should be replaced after every 300,000 switching operations.
Signup and view all the answers
The state of braids, compression springs, and contact rollers is not important.
Signup and view all the answers
Control of resistors and hard paper parts should be done using visual inspection.
Signup and view all the answers
The clearance of the contact roller is considered acceptable at about 2 mm.
Signup and view all the answers
The document specifies that sliding output contacts should be checked for condition.
Signup and view all the answers
The maximum admissible radial clearance between the roller bolt and the roller is $0.6$ mm.
Signup and view all the answers
The text states that the spark gap distance must be greater than 4 mm.
Signup and view all the answers
Energy accumulator springs should be replaced after every $50,000$ switching operations.
Signup and view all the answers
Replacement of components should occur immediately after the first 300 operations.
Signup and view all the answers
Shock absorbers must be inspected after every $200,000$ hours of operation.
Signup and view all the answers
The content mentions a type of device known as an On-Load Tap-Changer Type BR.
Signup and view all the answers
The clearance between the slide square bolt and the slide square is a critical measurement that requires checking.
Signup and view all the answers
All rights related to the technical document are retained as per DIN 34, Abschnitt 2.2.
Signup and view all the answers
Inspection instructions specified in the document are dated 09.12.90.
Signup and view all the answers
The document includes details regarding the maintenance of shock absorbers.
Signup and view all the answers
The Geneva cam wheel must be installed without any sliding disks between it and the bush.
Signup and view all the answers
Fixing screws of the gear plate must be securely fastened during the mounting process.
Signup and view all the answers
The mounting of the gear plate is performed in the same order as disassembly.
Signup and view all the answers
The 'ON-LOAD TAP-CHANGER TYPE DA' is associated with the company Maschinenfabrik Reinhausen.
Signup and view all the answers
The document allows for the retention of all rights according to 'DIN 34, Abschnitt 2.1'.
Signup and view all the answers
The diverters switch insert should be exposed to air for a maximum of ten hours.
Signup and view all the answers
There are no specific instructions given for the inspection of the gear plate and coupling bolts.
Signup and view all the answers
When disassembling the gear plate, no marks or notes should be made regarding the assembly position.
Signup and view all the answers
A socket wrench size 12 is included among the tools listed.
Signup and view all the answers
It is unnecessary to note the installation sequence when handling the gear plate.
Signup and view all the answers
An Allan key size 4 is considered an alternative tool in the list.
Signup and view all the answers
The inspection work should be carried out with cleanliness and care.
Signup and view all the answers
Locking pincers are listed as a necessary tool for the procedure.
Signup and view all the answers
The document provides instructions for handling an energy transformer.
Signup and view all the answers
A circlip pincers A1 is necessary for completing the inspection work.
Signup and view all the answers
Cleanliness is emphasized as optional during the inspection work.
Signup and view all the answers
The size of the socket wrench mentioned includes sizes from 5 to 19.
Signup and view all the answers
One of the tools listed is a screw driver.
Signup and view all the answers
The supporting cylinder must be installed in a horizontal and eccentric position.
Signup and view all the answers
Lock washers are used to secure the bolting connection of the separating flanges.
Signup and view all the answers
The reference marks on the coupling tubes correspond to the switch handles.
Signup and view all the answers
Energy accumulator position should be noted prior to mounting the supporting cylinder.
Signup and view all the answers
The mounting of the supporting cylinder occurs before the coupling of the divertor switches.
Signup and view all the answers
Fitting bolt hole position is irrelevant when mounting the supporting cylinder with insert head.
Signup and view all the answers
The supporting cylinder should be mounted with an insert head attached.
Signup and view all the answers
Both divertor switches must be coupled in the forward order.
Signup and view all the answers
Study Notes
Company Information
- Maschinenfabrik Reinhausen is based in Regensburg, Germany.
- Contact includes a telephone number (0941 440-1) and telex number (65881).
- Affiliated with Gebriider Scheubeck GmbH & Co. KG.
Product Overview
- The document details inspection instructions for the On-Load Tap-Changer Type DA.
- Covers techniques for maintaining and ensuring the operational efficiency of tap-changer mechanisms.
Inspection Process
- Open the vent screw on the tap-changer head cover to facilitate inspection.
- Drain valve usage is crucial; oil should be drained until the energy accumulator is devoid of oil.
- Inspection can be aided by looking through an inspection window on the tap-changer head cover.
Maintenance Instructions
- After performing maintenance, ensure the holding pawl is secured and the fixing screw (M RD 135) is tight.
- For the energy accumulator spring:
- Loosen ten countersunk head screws (M5x10) and remove guiding rails.
- Withdraw the spring unit of the energy accumulator for inspection and replacement if necessary.
Safety and Compliance
- Rights regarding technical documents are reserved according to DIN 34, Section 2.1.
- Precautions are highlighted to prevent the interchanging of contact systems; numbers are indicated on support and guiding plates for identification.
Technical Details
- Document includes specific figures (e.g., fig. 19 & fig. 20) for visual guidance on maintenance procedures.
- Clear emphasis on meticulous adherence to detailed maintenance steps to ensure safety and functionality of equipment.
Inspection Guidelines
- Cleanliness and care are crucial during inspection work to ensure safety and efficiency.
- Diversion switches should not be exposed to air for longer than ten hours to prevent damage.
Tools Required
- Various socket and open-jaw wrenches are needed, including sizes 19, 17, 13, 10, 9, and 8.
- Allan keys are essential, specifically size 5 and 4, for certain components.
- A screwdriver, circlip pincers, locking pincers, and specific operating keys (for switch spindle and energy accumulator) are included in the toolkit.
- Additionally, two cocking hooks are part of the tool requirements.
Spare Parts Maintenance
- Regular inspections and replacements of shock absorber springs are necessary after every 100,000 switching operations.
- The energy accumulator spring also requires replacement after the same number of operations for optimal performance.
- Replacement of permanent main contacts is advised after 300,000 operations or if contact roller clearance reaches about 1 mm.
Gear Plate Installation
- When mounting the gear plate, installation must follow the reverse order of disassembly.
- The Geneva cam wheel should be installed carefully with sliding disks positioned between them for smooth operation.
- Secure fixing screws of the gear plate and coupling bolts without fail.
Control Work Procedures
- The state of the support cylinder and switch crank tube should be visually inspected using a hard paper template.
- Radial clearance measurement between roller bolt and roller must not exceed 0.6 mm for proper function.
Coupling and Mounting
- Coupling of the three diverter switches should follow the reverse order of disassembly, ensuring reference marks are used accurately for alignment.
- When mounting the supporting cylinder with the insert head, ensure it is positioned vertically and concentrically for correct functioning.
- Secure both separating flanges and bolting connections with lock washers to avoid loosening during operation.
Visual Inspections
- Carry out visual inspections of resistors and hard paper components to assess their condition.
- Regular check of the state of bristles, compression springs, and contact rollers is essential for long-term reliability.
Studying That Suits You
Use AI to generate personalized quizzes and flashcards to suit your learning preferences.
Description
This quiz covers the essential information about Maschinenfabrik Reinhausen, a significant company in Germany's engineering sector. It includes insights into its historical background, services offered, and its role in industrial machinery manufacturing.
