GE LTC-MAP 2130 - Manual

70055MP Revision D February 3, 2000 Section 1: Introduction Product Overview The LTC-MAP 2130 Monitor (Figure 1-1) is an on-line maintenance action planner (MAP) for load tap changers (LTC). It continuously monitors performance data from various types of sensors, such as temperature and current. It ...

Section 1: Introduction 1-3 70055MP Revision D February 3, 2000 Specifications Input Analog Seventeen (17) channels. Channels 1 - 7 Input: 4 to 20 mA. Sample rate: 150 Hz. Channel 8 Input: ± 10 VDC. Sample rate: 150 Hz. Channels 9-11 Configurable input: • 4 to 20 mA with a sample rate of 150 Hz, or ...

1-4 Section 1: Introduction February 3, 2000 70055MP Revision D General Relay Outputs Two dry -contact relay outputs for alarm indication. Front Panel Indicators Three LEDs: POWER: When lit, indicates that the monitor is receiving power. ALARM1: When lit, indicates that a software configurable alarm...

Section 1: Introduction 1-5 70055MP Revision D February 3, 2000 Electrical Sensor Power Supply 24 VDC @ 0.65A. Power Input Protection Fused (F1) Type: AGC3 instant blow. Rating: 3A @ 250 V. Power Input (Electrical Rating) AC: Standard: 120 VAC +10/-15%AC, 50 - 60 Hz. Optional (factory set): 240 VAC ...

1-6 Section 1: Introduction February 3, 2000 70055MP Revision D Available Options Available options for the LTC-MAP 2130 are listed in Table 1-1. Refer to the applicable documentation for detailed information on the available options. Table 1 -1: LTC-MAP 2130 Options Option Part No. Description/Func...

Section 1: Introduction 1-7 70055MP Revision D February 3, 2000 Typical Application A transformer utilizing an LTC-MAP 2130 monitor is illustrated in Figure 1-2. The monitor is mounted on the transformer. Analog sensors mounted on the transformer are connected to the monitor. Refer to the example ty...

1-8 Section 1: Introduction February 3, 2000 70055MP Revision D A typical system may include several monitors, one for each transformer at the site, multiplexed together. The multiplexer is typically located at the on-site substation. (See Figure 1-3). Data from all monitors on site may then be down...

Section 1: Introduction 1-9 70055MP Revision D February 3, 2000 Manual Conventions This manual provides the information you will need to install, operate, and maintain the LTC-MAP 2130 Monitor. Throughout this manual CAUTIONS, WARNINGS, and NOTES are provided. CAUTION: Indicates a potentially hazard...

70055MP Revision D February 3, 2000 Section 2: Getting Started Receiving Inspection On receipt of the LTC-MAP 2130 Monitor: 1. Carefully inspect the packing containers and contents for physical damage. 2. Carefully unpack the monitor, checking that all items listed on the packing slip are present an...

2-2 Section 2: Getting Started February 3, 2000 70055MP Revision D Front Cover Layout There are three indicator lights on the front cover of the LTC-MAP 2130 Monitor (see Figure 2-1): • The yellow POWER indicator illuminates whenever the monitor is receiving power. • The red ALARM1 indicator illumin...

Section 2: Getting Started 2-3 70055MP Revision D February 3, 2000 Face Panel Layout The face panel is accessed by releasing the fasteners on the right side of the front cover. The front panel features (see Figure 2-2): • A four-line LCD display. • Operating Conditions button. • Alarm Status & S...

2-4 Section 2: Getting Started February 3, 2000 70055MP Revision D Operating Conditions Button The Operating Conditions button is located directly below and left aligned with the display. Pressing the Operating Conditions button displays the sensor value readings. Four channels are displayed simulta...

Section 2: Getting Started 2-5 70055MP Revision D February 3, 2000 LCD Display The LCD is a 20 character by 4 line display (Figure 2-3). It displays operating and status conditions. Screens are scrolled through using the Operating Conditions and Alarm Status & Settings buttons. L T C - M A P 2 1...

2-6 Section 2: Getting Started February 3, 2000 70055MP Revision D Circuit Board Location The CPU and I/O circuit boards are accessed by loosening the two thumb screws on the right side of the face panel (see Figure 2-4). The CPU circuit board is mounted to the back side of the face panel. The I/O C...

Section 2: Getting Started 2-7 70055MP Revision D February 3, 2000 I/O Board The I/O Circuit board (Figure 2-5) contains sensor signal conditioning circuitry and hardware to interface to the sensors mounted on the transformer. K4 Q10 J19 R113 R112 R111 Q9 K1 D28 D31 K3 J15 J14 J16 J13 6 V 9 V 1 7 C ...

2-8 Section 2: Getting Started February 3, 2000 70055MP Revision D Power Supply Board The Power Supply circuit board (Figure 2-6) contains the low voltage supplies, incoming power terminals, and the power fuse (F1) for the monitor. F1 is a type AGC3 fuse, rated for 3 Amp at 250 V. Figure 2 -6: Power...

Section 2: Getting Started 2-9 70055MP Revision D February 3, 2000 CPU Board The CPU circuit board (Figure 2-7) contains the microprocessor (CPU), LCD Display, front panel buttons, and serial port. Figure 2 -7: CPU Circuit Board

2-10 Section 2: Getting Started February 3, 2000 70055MP Revision D Communications The SAGE  host software installed on a personal computer allows for data retrieval and analysis. Communications with the LTC-MAP 2130 must be established in order to download data to the PC or upload configuration in...

70055MP Revision D February 3, 2000 Section 3: Installation This Section includes procedures for installation, configuration, wiring, setting up communications, and initial start-up of the LTC-MAP 2130 Monitor. Selecting a Location The LTC-MAP 2130 is enclosed in a weatherproof stainless steel box t...

3-2 Section 3: Installation February 3, 2000 70055MP Revision D Mounting the Monitor Secure the monitor to the selected location using four ¼-20# stainless steels bolts through the mounting holes (see Fig ure 3 -1). 8" (203 mm) ½ " (12.7 mm) 8" (203 mm) Front Door Clearance -- 12" (3...

Section 3: Installation 3-3 70055MP Revision D February 3, 2000 Cable Installation After securely mounting the LTC-MAP 2130 monitor, route the input and output cables b ack to the gland plate. CAUTION: Do not apply power to the LTC-MAP 2130 until all input and output cables are connected. The remova...

3-4 Section 3: Installation February 3, 2000 70055MP Revision D I/O Board Configuration Jumpers The I/O board configuration jumpers allow you to customize the LTC-MAP 2130 monitor to your application’s specific sensor (channel type input), alarm, and modem requirements. Channel Configuration Channel...

Section 3: Installation 3-5 70055MP Revision D February 3, 2000 Table 3-1: Channel Configuration Jumpers and Positions Jumper Position Selected Input JP1 A B 5A (CT) Current Input A. 4-20 mA Sensor Input #9. JP2 A B 5A (CT) Current Input B. 4-20 mA Sensor Input #10. JP3 A B 5A (CT) Current Input C. ...

3-6 Section 3: Installation February 3, 2000 70055MP Revision D Alarm Configuration Jumpers Jumpers JP18 and JP19 set the annunciator relay outputs to normal or inverted. Jumper JP13 configures the Acknowledge Alarm button. Refer to Table 3 -3 for jumper positions. Refer to Figure 3 -3 for jumper lo...

Section 3: Installation 3-7 70055MP Revision D February 3, 2000 Wiring Overview Prior to starting any wiring procedures: Pull the power fuse (F1) on the Power Supply board. • Securely ground the LTC-MAP 2130 at the ground lug. CAUTION: Pull the power board fuses or remove F1 on the I/O board before ...

3-10 Section 3: Installation February 3, 2000 70055MP Revision D Wiring the Sensors Refer to Table 1 -1 for a list of sensors available for use with the LTC-MAP 2130 Monitor. Detailed installation information for each sensor is provided in the referenced documentation. Some general notes to consider...

Section 3: Installation 3-11 70055MP Revision D February 3, 2000 Wiring a Tap Position Indicator OEM Potentiometers The OEM potentiometer is a voltage divider containing a resistor string. Each position on the string represents a tap position. In the examples in this Section, the potentiometers have...

3-18 Section 3: Installation February 3, 2000 70055MP Revision D Wiring the Annunciator Outputs Wire the alarms by connecting the alarm activation signal to the Alarm normally opened or Alarm normally closed contacts. Refer to Figure 3 -5 for Alarm Contact (Annunciator Output) locations. NOTE: The s...

Section 3: Installation 3-19 70055MP Revision D February 3, 2000 Wiring the Internal Heater The monitor’s internal heater requires 110 VAC power input. Refer to Figure 3-9 for Heater Terminal locations. WARNING: Do not bridge the heater power terminals to the monitor power supply terminals if DC is ...

3-20 Section 3: Installation February 3, 2000 70055MP Revision D Establishing Communications The SAGE  host software installed on a personal computer allows for data retrieval and analysis. Communications with the LTC-MAP 2130 must be established in order to download data to the PC or upload config...

Section 3: Installation 3-21 70055MP Revision D February 3, 2000 Serial Port Communications To establish communications via the front panel serial port: 1. Be sure the modem, if installed, is disconnected at J8. 2. Be sure the SAGE  host software is installed on the personal computer. 3. Connect a ...

3-22 Section 3: Installation February 3, 2000 70055MP Revision D Modem Communications To establish communications via a modem: 1. If not already installed, mount the modem inside the monitor using the supplied Velcroattachments. 2. Connect the modem per the instructions supplied with it. See Figure ...

Section 3: Installation 3-23 70055MP Revision D February 3, 2000 Initial Start Up 1. Before applying power to the system, verify that: • All sensors are mounted and connected properly. • None of the wiring or cables are shorted. • All connections follow the wiring and installation diagrams. • All mo...

3-24 Section 3: Installation February 3, 2000 70055MP Revision D Once power is applied, and configuration parameters have been uploaded to the monitor, the monitor enters normal operation and begins monitoring sensor and voltage inputs. Refer to Section 4 - Operation for further operation procedures...

70055MP Revision D February 3, 2000 Section 4: Operation Overview Once power is applied, the LTC-MAP starts monitoring sensor, voltage, current, a nd relay timing inputs. Monitoring functions continue uninterrupted while operating conditions and alarm status & settings are viewed and during syst...

4-2 Section 4: Operation February 3, 2000 70055MP Revision D Analog Channel Readings Screens The Analog Channel Readings screens display up to four channels each (see Figure 4 -1). There is one line of display (20 columns) available for each channel: • Columns 1 through 10 display the channel’s desc...

Section 4: Operation 4-3 70055MP Revision D February 3, 2000 Tap Change Summary Screen The Tap Change Summary screen (Figure 4 -3) displays: • Tap Changes in the last hour. • Tap Changes so far this hour. • Total number of tap changes since power up. T a p C h a n g e S u m m a r y L a s t H o u r =...

4-4 Section 4: Operation February 3, 2000 70055MP Revision D Alarm Status & Settings Button Alarm Status & Settings screens are accessed by pressing the Alarm Status & Settings button: • Pressing Alarm Status & Settings during normal operation displays the LTC-MAP Status screen . • P...

Section 4: Operation 4-5 70055MP Revision D February 3, 2000 Current Time and Date Screen The Current Time and Current Date screen (Figure 4 -6) displays: • The current time as read from the system clock and displayed in 24 hour format (HH/MM/SS). • The current date as read from the system clock and...

70055MP Revision D February 3, 2000 Section 5: Troubleshooting Procedures Refer to Table 5 -1 for common troubleshooting procedures. Table 5-1: Common Troubleshooting Procedures Condition Possible Cause(s) Corrective Action Incorrect Temperature Reading on a 4-20 mA Channel. Defective sensor. Loose ...

70055MP Revision D February 3, 2000 Appendix A: User-Specific Information Forms Use the Analog Channel Configuration form to document LTC-MAP 2130 channel settings. Use the Tap Position Calibration form to document tap position calibration settings. Use the wiring diagram forms to document specific ...

A-2 Appendix A: User-Specific Information Forms February 3, 2000 70055MP Revision D Tap Position Calibration Low Point High Point

70055MP Revision D February 3, 2000 Appendix B: Firmware Upgrades Use the following procedure to replace the EPROM for firmware upgrades: NOTE : Be sure to download to the PC the LTC-MAP 2130 monitor configuration, calibration, and parameter settings via SAGE  host software package before replacing...

70055MP Revision D February 3, 2000 Appendix C: Glossary of Terms A Amperes. Alarm Operating condition occurring when data point value exceeds the alarm parameter set point. Averaging Interval Configurable time period, up to 60 minutes, when the monitor automatically takes incoming data levels and t...

70055MP Revision D February 3, 2000 Index A Acknowledge Alarm button, 1 -4, 2-3, 3-4, 3-6, 4-6 alarm activation signal, 3 -18 alarm configuration, 3 -6 alarm indication, 1 -4 ALARM indicators, 4 -6 alarm inputs, 3 -18 alarm jumpers, 3 -18 alarm mode, 4 -6 alarm relay, 4 -6 alarm settings, 2 -3 alarm...