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835140-1
Megger 835140-1 Manuals
Manuals and User Guides for Megger 835140-1. We have
1
Megger 835140-1 manual available for free PDF download: Instruction Manual
Megger 835140-1 Instruction Manual (51 pages)
Battery Ground Fault Locator
Brand:
Megger
| Category:
Measuring Instruments
| Size: 1 MB
Table of Contents
Table of Contents
7
1 Operator Safety
11
Description
11
Explanation of Safety Symbols
11
Grounding
12
Power Cord and Fuses
12
2 General Information
13
Description
13
Features
13
Specifications
14
Test Signal Output
14
Withstand Capability
14
Loading
14
Warning Signal
14
Input Current Sensors
15
Accuracy and Sensitivity
15
Sensitivity
16
Ripple Tolerance
16
Meter Response Time
16
Current Sensor Output
16
Instrument Power Supply
17
Accessories
17
Physical
17
Operation
18
Changes
18
Warranty
18
3 Installation
21
Unpacking and Inspection
21
Preparation for Use
21
Line Supply Voltage
21
Repacking and Shipment
22
4 Operating Instructions
23
Panel Controls and Operating Functions
23
Figure 4-1: Panel Controls and Operating Functions
25
Principle of Operation
26
Safety Considerations
26
Output Lead Set
26
Figure 4-2: Connection to a Battery System
27
Input Sensor
28
Recommended Operator Precautions
28
General Operating Procedure - Resistance & Capacitance
28
General Procedure
28
Led Measurement Status Indicators
30
Measurement of Capacitance
31
Figure 4-3: Connection to Main Breaker Panel
32
Determining the Total Resistance or Capacitance to Ground
33
Figure 4-4: Detecting the Total Resistance and Capacitance to Ground
34
Procedure for Locating Ground Faults
35
General
35
Steps to Locate a Ground Fault
35
Figure 4-5: Locating Ground Faults
38
Multiple Faults
39
General
39
Figure 4-6: Locating Multiple Ground Faults
40
Battery Systems with Capacitive Loading (Transient Suppression)
41
Descripton
41
Accuracy Vs Capacitive Loading
43
Battery Systems with Switching Loads
43
Figure 4-7: Battery System with Capacitive Loading
43
Power Frequency and Harmonic Ripple
44
Figure 4-8: Waveforms with Switching Annunciator Lamp Load
44
Sensor Output
45
5 Service and Maintenance
46
6 Documentation
48
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