Biddle DELTA3000_UG 电路图.pdf

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1、AVTM673001 Rev. F Sept 2008 Instruction Manual DELTA-3000 10-kV Automated Insulation Test Set Catalog No. 673001 Read this entire manual before operating. M Valley Forge Corporate Center 2621 Van Buren Avenue Norristown, PA 19403- 2329 U.S.A. 610- 676- 8500 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN 收音机爱

2、好者资料库 DELTA-3000 10-kV Automated Insulation Test Set RadioFans.CN 收音机爱 好者资料库 Copyright 2007 by Megger. All rights reserved. The information presented in this manual is believed to be adequate for the intended use of the product. If the product or its individual instruments are used for purposes othe

3、r than those specified herein, confirmation of their validity and suitability must be obtained from Megger. Refer to the warranty information below. Specifications are subject to change without notice. WARRANTY Products supplied by Megger are warranted against defects in material and workmanship for

4、 a period of one year following shipment. Our liability is specifically limited to replacing or repairing, at our option, defective equipment. Equipment returned to the factory for repair must be shipped prepaid and insured. Contact your MEGGER representative for instructions and a return authorizat

5、ion (RA) number. Please indicate all pertinent information, including problem symptoms. Also specify the serial number and the catalog number of the unit. This warranty does not include batteries, lamps or other expendable items, where the original manufacturers warranty shall apply. We make no othe

6、r warranty. The warranty is void in the event of abuse (failure to follow recommended operating procedures) or failure by the customer to perform specific maintenance as indicated in this manual. M Valley Forge Corporate Center 2621 Van Buren Ave Norristown, PA 19403- 2329 610- 676- 8500 (Telephone)

7、 610- 676- 8610 (Fax) AVTM673001 Rev F Sept 2008 i Table of Contents Introduction.1 Receiving Instructions.1 General Information.1 Safety .5 Precautions.5 Warning and Caution Notices.7 Specifications.9 Electrical.9 Environmental Conditions.12 Physical Data.12 Safety Features.14 Accessories Supplied.

8、14 Controls, Indicators, and Connectors.17 Control Unit Front Panel (Fig. 1).17 Control Unit Connector Panels (Fig. 2, 3, 4).19 High- Voltage Unit Connector Panel (Fig. 5).21 Setup and Operation.23 Safety Precautions.23 Setup.23 User Interface Panel.28 Communications ports.29 HOME Action Icons.29 Ut

9、ility Icons.30 Navigating the screen.30 HOME Screen Action Icons.30 Ac Insulation Test Procedure.35 Transformer Excitation Current Test Procedure.37 Maintenance and Calibration.41 Maintenance.41 Calibration.41 Troubleshooting.42 Repair.43 Spare Parts List .45 Glossary.47 Appendix A PowerDB Lite.49 A

10、ppendix B Applications Guide.63 Appendix C Test Data Forms .113 Appendix D Temperature Correction Tables.127 AVTM673001 Rev F Sept 2008 ii List of Figures Figure 1: Top Panel Controls Control Unit. 18 Figure 2: Control Unit Connector Panel (Right). 20 Figure 3: Control Unit Connector Panel (Left). 2

11、0 Figure 4: Not used. 20 Figure 5: Connector Panel, High- Voltage Unit. 21 Figure 6: Typical Test Setup for Ac Insulation Testing of a Three- Phase Power Transformer. 25 Figure 7: Typical Test Setup for Transformer Excitation Current Measurements. 26 Figure 8. User Interface Panel. 28 Figure 9. Comm

12、unications ports. 29 Figure 10. HOME Action Icons. 29 Figure 11. Utility Icons. 30 Figure 12 New Test Form screen. 31 Figure 13 QUICK test Screen. 32 Figure 14 QUICK TEST WITH LOGGING screen . 32 Figure 15. File Manager - Recall Test. 33 Figure 16 File Manager SAVE Test screen. 33 Figure 17 Global S

13、ettings Preferences screen. 34 Figure 18 PRINT. 35 List of Tables Table 1: Maximum Measurable Specimen Capacitance at 50/60 Hz. 11 Table 1: DF (PF) of Typical Apparatus Insulation. 86 Table 2: Permittivity of Typical Insulating Materials . 87 Table 3: Two- Winding Transformer Test Connections. 96 Ta

14、ble 4: Three- Winding Transformer Test Connections. 97 Table 5: Transformer Excitation Current Test Connections. 98 Table 6: SF6 Dead Tank Circuit Breaker Test Connections.101 .Table 7: Tank- Loss Index of Oil Circuit Breakers (Equivalent to 10 kV Losses) .102 Table 8: Tank- Loss Index of Oil Circui

15、t Breakers (Equivalent to 2.5 kV Losses).103 Table 9: General Electric Air- Blast Type Circuit Breaker Test Connections.104 Table 10: Live Tank Circuit Breaker Test Connections.105 Table 11: Three- Phase Rotating Machinery Stator Test Connections (Motors and Generators).111 Table 12: Surge Arrester

16、Test Connections.114 AVTM673001 Rev F Sept 2008 1 1 Introduction Receiving Instructions Check the equipment received against the packing list to ensure that all materials are present. Notify Megger of any shortage. Telephone (610) 676- 8500 and ask for the Customer Service Department. Examine the in

17、strument for damage received in transit. If damage is discovered, file a claim with the carrier at once and notify Megger, giving a detailed description of the damage. This instrument has been thoroughly tested and inspected to meet rigid specifications before being shipped. It is ready for use when

18、 set up as indicated in this manual. General Information The DELTA- 3000 is used for shop and field testing of high- voltage electrical insulating systems at test voltages up to 12 kV. Test results can be used to evaluate the nature and quality of electrical insulating materials and manufacturing pr

19、ocesses to reveal contamination, fractures, punctures, and other defects that accompany the aging of insulation. The test set comprises a control unit, a high- voltage unit, cables, and a canvas carrying bag. Refer to the Specifications section for a list of included accessories. Tests are made by m

20、easuring the capacitance, power factor (dissipation factor) and dielectric losses of a specimen. The values measured will change when undesirable conditions exist, such as moisture on or in the insulation; shorts or opens in windings or insulation; the presence of conductive contaminants in insulating oil, gas or solids; and the presence of internal partial discharges. The test set measu