Related Manuals for GE TRANSFIX DGA 500
Summary of Contents for GE TRANSFIX DGA 500
- Page 1 Digital Energy TRANSFIX DGA 500 ™ User Guide Transformer Oil Dissolved Gas and Moisture Monitor GEDE-GA_M-DLIS-SR.MA-014 Rev 1.1 13-Oct-15...
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Page 2: Table Of Contents
Contents Introduction ............................ 4 Product Overview ........................4 Manual Scope ......................... 4 Safety .............................. 5 Symbols ..........................5 Warnings ..........................5 Hazardous Substances ......................6 Technical Specification ........................7 Design Criteria ..........................8 Power .............................. 9 Introduction ..........................9 Cold Start ..........................9 Battery .......................... - Page 3 Table of Figures Figure 5—1: DGA 500 (AC only) LED indicator lights & fuse holder ............9 Figure 5—2: DGA 500 Universal Power Supply LED indicator lights & fuse holder ......9 Figure 5—3: Coin cell battery ....................... 10 Figure 5—4: Standby mode ......................... 11 Figure 5—5: Operation mode .......................
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Page 4: Introduction
*Note: The only recommended maintenance is periodic cleaning of the air filters, in-line oil filter and battery replacement. 1.2 Manual Scope This guide outlines the use of the LCD display panel and general maintenance activities. MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 4 of 28... -
Page 5: Safety
The user shall also ensure that any third-party equipment, such as an approved platform, scaffold or lift is suitable and safe before commencing work. Ladders or improvised platforms do not meet GE service engineer requirements. MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 5 of 28... -
Page 6: Hazardous Substances
IP55 thresholds depending on the location, pressure and direction of the water jets. Therefore should customers require testing a water deluge system in the area in which the product is installed, GE recommends powering down the product and draping it with a suitable waterproof covering. -
Page 7: Technical Specification
Note: A suitably rated fuse must be added to the circuitry in accordance with local regulations. Note: Maximum DC breaking capacity for a resistive load. Note: Use only the approved and recommended fuse to ensure continued fire protection and compliance. MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 7 of 28... -
Page 8: Design Criteria
10 – 150 Hz, 0.5 g endurance IEC 60068-2-30 55 °C, 95% RH Damp Heat EN 60529 IP55 Degree of Protection Safety IEC 61010-1 2010 EN 61010-1 2010 MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 8 of 28... -
Page 9: Power
Note: Once the DC power supply is restored, the internal temperature may take several hours to reach a working temperature before a measurement cycle can begin. MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 9 of 28... -
Page 10: Battery
Figure 5—3: Coin cell battery The following steps describe how to change the battery: 1. Back up the product data – contact your GE representative. 2. Open the inner door to locate the battery on the system board (as shown in Figure 5—3). -
Page 11: Power-Down Procedure
‘On’ position. Then turn on the external switch or circuit breaker. The product will be ready to resume taking scheduled readings. MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 11 of 28... -
Page 12: Lcd Display Panel
NN, NN, NN, NN, NN, NN, NN Error codes DGA500 >>>> ERROR02 <<<< Figure 6—2: LCD information notice – error format (top) & example (below) MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 12 of 28... -
Page 13: Lcd Information Notices
(see Section 6.1.2.3). If there are no scheduled measurements, the Scheduler Disabled notice displays. 2015-04-02 10:00:00 2015-04-02 10:00:00 STANDBY SCHEDULER DISABLED >>> OK <<< MAIN >>> OK <<< Figure 6—5: Standby mode MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 13 of 28... -
Page 14: Manual Measurements
Use the red Stop button to abort an active measurement. After any remaining oil in the headspace drains, the product returns to Standby as shown in Figure 6—8. 2015-04-02 11:45:00 OIL DRAINING 2015-04-02 12:00:00 STANDBY Figure 6—8: Stop a measurement MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 14 of 28... -
Page 15: Further System Specifications
The product has two serial communications channels. For example, default configuration details are shown in Figure 6—10, such as the interface, protocol, baud rate, modbus address and parity error-checking format. MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 15 of 28... -
Page 16: Figure 6-10: Communication Channels
Actual parameter format can vary e.g. CO or Carbon Monoxide. See Section 6.2 for a list of defined error codes. System Failure mode limits functionality. Contact the Customer Service Centre. MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 16 of 28... -
Page 17: Error Codes
The product will abort the measurement. PGA Air temperature outside limits The internal temperature of the product is outside the expected range. The product will abort the measurement. MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 17 of 28... - Page 18 There is no feedback from the oil pump indicating that the pump is not working. The product will abort the measurement. Not used on the TRANSFIX family. MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 18 of 28...
- Page 19 The product is not receiving a signal from one or more of the less vital temperature sensors. The product will complete the measurement. The final values may not be reliable. MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 19 of 28...
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Page 20: Manual Oil Sampling
Perform the manual oil sampling according to the sampling process outlined in Figure 7— 4. GE recommends the use of a 50-ml ground glass syringe. Manual oil sampling shall be performed while the product is in Standby mode — either wait until the product returns to Standby mode or force the product to stop the current measurement cycle using the TransConnect software. -
Page 21: Sampling Process
Replace the plug on the ¼ in. ball Replace plug on ¼ valve. in. ball valve Figure 7—4: Manual oil sampling process See Section 6.1 for product display panel information. MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 21 of 28... -
Page 22: Air Filter Cleaning
6. Close the inner door and re-energise the product. Figure 8—1: Air filter MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 22 of 28... -
Page 23: Figure 8-2: Product Showing Side Hood
6. Replace the metallic hood over the filter assembly and re-energise the product. Hood Figure 8—2: Product showing side hood MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 23 of 28... -
Page 24: Oil Filter Cleaning
Note: The compression nuts on either side may need to be loosened slightly to position the filter at a more convenient angle, but must be re-tightened afterwards. MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 24 of 28... -
Page 25: Communications
Perception™ transformer monitoring software v1.12 or later. See the ‘Downloading service logs’ section in the Perception User Guide. 13 TECHNICAL SUPPORT For technical support, please contact the GE Customer Service Center. Available 24 hours a day, 365 days a year. +1-800-361-3652 toll free (US/Canada) +1-514-420-7460 (worldwide) ge4service@ge.com... -
Page 26: Appendix A Time Sync Implementation
These registers are readable and writable, but should be written together as a single 32 bit value. A.2.1 UNIX Time Format The number of seconds from the UNIX epoch time of 1st Jan 1970 00:00. MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 26 of 28... -
Page 27: Table A-3: Access Flags
Only accessible if the master is authorised with user access Config Only accessible if master is authorised as config (commissioning) user Factory Only accessible if master is authorised as factory (service) user MA-014 - TRANSFIX DGA 500 User Guide – Rev 1.1 13-Oct-15 Page 27 of 28... -
Page 28: Contact Details & Copyright Statement
Windows and Windows XP are either registered trademarks or trademarks of Microsoft Corporation in the United States and/or other countries. GE reserves the right to make changes to specifications of products described at any time without notice and without obligation to notify any person of such changes.