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DVR 2000E
Marathon Electric DVR 2000E User Manual
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D
VR
®
2000
E
Installation,
Operation,
and Maintenance Manual
2
Table of Contents
Section 2 • Human-Machine Interface
9
Section 1 • General Information 4
3
General
6
Operating Power
7
Soft-Start Function
8
Table of Contents
9
General
10
Front Panel Controls and Indicators
10
Figure 2-1. DVR ® 2000E Front Panel Indicators
10
Table 2-1. DVR ® 2000E Front Panel Control Descriptions
10
Initial Adjustments
11
Table 2-2. DVR ® 2000E Front Panel Mode Status Indicator Descriptions
11
Making Settings Changes
12
Front Panel Operation
12
Table 2-3. DVR ® 2000E Front Panel Adjustment Indicator Descriptions
12
Setting Level Indication
13
Table 2-4. Coarse Voltage Adjust Setting Ranges
13
Table 2-5. Sensing Mode (Single-Phase/Three-Phase) Select
13
Table 2-6. Manual Mode (On/Off) Select
14
Table 2-7. Manual Mode (if - Limit) Adjustment Ranges
14
Table 2-8. On-Line Operating Mode (AVR (OFF)/VAR/PF) Select
14
Table 2-9. VAR Control Adjustment Ranges
15
Table 2-10. Power Factor Control Adjustment Ranges
15
Table 2-11. Underfrequency Adjustment Ranges
16
Table 2-12. Droop Adjustment Ranges
16
Table 2-13. Stability Range Selection Settings
17
Table 2-14. Gain Adjustment Ranges
17
Table 2-15. Fine Voltage Adjust Setting Ranges
17
Communication Port
18
Figure 2-2. DVR ® 2000E Communication Port Location
18
Section 2 • Human-Machine Interface
10
Section 3 • Functional Description
19
Section 3 Functional Description
19
Table of Contents
19
Dvr ® 2000E Function Blocks
20
Analog Inputs
20
Generator Voltage
21
Phase B Line Current
21
Field Voltage (VFIELD )
21
Field Current (IFIELD )
21
Analog (Auxiliary) Input
21
Contact Input Circuits
21
Section 2 • Human-Machine Interface
22
Raise
22
Lower
22
Var/Power Factor Control (52J/K) Option
22
Parallel Generator Compensation (52L/M)
22
Communication Port
22
Microprocessor
22
Power Input Stage
22
Power Supply
22
Power Amplifier Stage
22
Front Panel Switches
23
Relay Output
23
Functional Description
20
Introduction
20
Dvr ® 2000E Operating Features
23
Operating Modes
23
Automatic Voltage Regulation Mode
23
Manual Mode
23
VAR Control Mode (Optional)
23
Power Factor Control Mode (Optional)
23
Reactive Droop Compensation
24
Underfrequency
24
Generator Underfrequency
24
Engine Unloading
24
Protection
25
Overexcitation Shutdown (Field Voltage)
25
Generator Overvoltage Shutdown
25
DVR ® 2000E Overtemperature Shutdown
25
Loss of Generator Sensing Shutdown
25
Overexcitation Limiting (Field Current)
25
Crowbar Shutdown
26
Generator Soft Start
26
Section 4 • Installation
27
General
28
Mounting
28
Section 4 • Installation
28
Connections
31
DVR ® 2000E Terminations
31
Generator Voltage Sensing Inputs
32
Phase B Line Current Sensing Input
32
Raise and Lower Contact Inputs
32
Var/Power Factor Control Contact Input
32
Parallel Generator Compensation
32
Analog (Auxiliary) Adjust
32
Power Supply Inputs
32
Chassis Ground
33
Power (Field) Output
33
Relay Output
33
Communication Port
33
Dvr
34
Adjustments
39
Platform Platform
41
Preliminary Setup
39
Section 7 • Maintenance and Trouble- Shooting
42
Generator Voltage Does Not Build
43
Preventative Maintenance
43
Section 7 • Maintenance and Trouble-Shooting
43
Troubleshooting
43
High Generator Output Voltage
44
Low Generator Output Voltage
44
Generator Output Unstable (Hunting)
45
Poor Voltage Regulation
45
LOSS of GENERATOR SENSING Indicator Is Annunciating
46
OVEREXCITATION LIMITING Indicator Is Annunciating
46
OVEREXCITATION SHUTDOWN Indicator Is Annunciating
46
No Droop
47
UNDERFREQUENCY ACTIVE Indicator Is Annunciating
47
Section 8 • Set-Up Procedures
48
Section 8 • Set-Up Procedures
49
SET-UP from the Front Panel
49
SET-UP from the Computer
52
SET-UP for Paralleling
55
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Marathon Electric DVR 2000E Specifications
General
Brand
Marathon Electric
Model
DVR 2000E
Category
Controller
Language
English
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