HT COMBI419 Manuals

Manuals and User Guides for HT COMBI419. We have 1 HT COMBI419 manual available for free PDF download: User Manual

HT COMBI419 User Manual

HT COMBI419 User Manual (88 pages)

400 Series

Brand: HT | Category: Measuring Instruments | Size: 1 MB

Table of Contents

Table of Contents
2
1 Safety Precautions and Procedures

5
- Preliminary Instructions
  5
- During Use
  5
- After Use
  6
- Overvoltage Categories - Definitions
  6
2 General Description

7
- Introduction
  7
- Instrument Operation
  7
3 Preparation for Use

8
- Initial Checks
  8
- Instrument Power Supply
  8
- Calibration
  8
- Storage
  8
4 Operation Description

9
- Instrument Description
  9
- Backlighting
  9
- Keyboard Description
  10
- Display Description
  10
- Initial Screen
  10
5 Main Menu

11
- Auto ÷ Pwr
  11
- SET - Instrument Settings
  11
  - Language
    11
  - Auto Power off
    12
  - Nominal Voltage
    12
  - Frequency
    12
  - System
    12
- Mem
  12
6 Electrical System Test

13
- Auto
  13
  - Description of Anomalous Results
    15
- LOWOHM: Continuity Test of Earth Leads with 200Ma
  17
  - CAL Mode
    19
  - Description of Anomalous Results
    20
- M: Measurement of the Insulation Resistance
  22
  - Description of Anomalous Results
    24
- RCD: Test on A-Type and AC-Type Rcds
  26
  - AUTO Mode
    28
  - Mode
    29
  - X½ Mode
    29
  - X1, X2, X5 Mode
    30
  - Mode
    30
  - RA Mode
    31
  - Description of Anomalous Results
    32
- LOOP: Measurement of Line/Loop Impedance
  36
  - P-N Mode
    38
  - P-P Mode
    39
  - P-PE Mode in TT or TN Systems
    40
  - P-PE Mode in IT Systems
    41
  - Description of Anomalous Results
    41
- R a 15Ma: Measurement of the Total Earth Resistance through the Socket-Outlet
  44
  - Description of Anomalous Results
    46
- 123: Phase Sequence Test
  49
  - Description of Anomalous Results
    52
7 Auxiliary Measurements

53
- AUX: Real Time Measurement of the Environmental Parameters
  53
- LEAK: Real Time Measurement of the Leakage Current through an External Clamp
  56
  - Description of Anomalous Results
    57
8 Mains Analysis

58
- PWR: Real Time Measurement of the Mains Parameters
  58
  - PAR Mode
    59
  - HRM V Ane HRM I Mode
    59
9 Memory

60
- How to Save a Measure
  60
  - Description of Anomalous Results
    60
- Saved Data Management
  61
10 Connecting the Instrument to a Pc

63
11 Maintenance

64
- General
  64
- Battery Replacement
  64
- Instrument Cleaning
  64
- End of Life
  64
12 Specifications

65
- Technical Feratures
  65
- Safety Specification
  69
  - General
    69
  - Reference Standards for Verification Measurements
    69
  - Aux
    69
- General Characteristics
  69
- Environment
  69
  - Environmental Working Conditions
    69
- Accessories
  69
13 Service

70
- Warranty Conditions
  70
14 Practical Reports for Electrical Tests

71
- Continuity Measurement on Protective Conductors
  71
  - Purpose of the Test
    71
  - Installation Parts to be Checked
    71
  - Allowable Values
    71
- Insulation Resistance Measurement
  72
  - Purpose of the Test
    72
- Check of the Circuit Separation
  75
  - Definitions
    75
  - Purpose of the Test
    75
  - Installation Parts to be Checked
    75
  - Allowable Values
    75
- Working Test of RCDS
  77
  - Purpose of the Test
    77
  - Installation Parts to be Checked
    77
  - Allowable Values
    77
  - Note
    77
- Test of RCD Tripping Current
  78
  - Purpose of the Test
    78
  - Installation Parts to be Checked
    78
  - Allowable Values
    78
  - Note
    78
- Measurement of Short-Circuit Impedance
  79
  - Purpose of the Test
    79
  - Installation Parts to be Checked
    79
  - Fault Loop Impedance Measurement
    79
  - Earth Resistance Measurementin TT Systems
    80
  - Purpose of the Test
    80
  - Installation Parts to be Checked
    80
  - Voltage and Current Harmonics
    81
  - Theory
    81
  - Limit Values for Harmonics
    81
  - Presence of Harmonics: Causes
    82
- Power and Power Factor Definition
  83

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