HT COMBI521 Manuals

Manuals and User Guides for HT COMBI521. We have 1 HT COMBI521 manual available for free PDF download: User Manual

HT COMBI521 User Manual (144 pages)

Brand: HT | Category: Test Equipment | Size: 9 MB

Table of Contents
2
Precautions and Safety Measures
4
Preliminary Instructions
4
During Use
5
After Use
5
Definition of Measurement (Overvoltage) Category
5
General Description
6
Instrument Functions
6
Preparation for Use
7
Initial Checks
7
Instrument Power Supply
7
Storage
7
Nomenclature
8
Instrument Description
8
Description of Measuring Leads
8
Keyboard Description
9
Display Description
9
Initial Screen
9
General Menu
10
SET - Instrument Settings
10
Language
10
Country
11
Electrical System
11
General Settings
12
Auto Start Feature
12
Date and Time
12
Information
12
Operating Instructions
13
AUTO: Automatic Test Sequence (Ra , RCD, M)
13
Anomalous Situations
20
DMM: Digital Multimeter Function
21
RPE: Continuity of Protective Conductors
23
TMR Mode
25
Mode
26
Anomalous Situations
27
Lo: Continuity of Protective Conductors with 10A
28
Anomalous Situations
30
M: Measurement of Insulation Resistance
31
TMR Mode
35
AUTO Mode
36
Anomalous Situations
37
RCD: Test on Differential Switches
39
AUTO Mode
42
AUTO Mode
43
X1, X5 Modes
44
Mode
45
Anomalous Situations
46
LOOP: Line/Loop Impedance and Overall Earth Resistance
49
Test Types
52
Test Cable Calibration (ZEROLOOP)
54
STD Mode - Generic Test
56
Br.cap Mode - Verification of the Breaking Capacity of Protection Devices
58
Tript - Verification of Protection Coordination
60
Ra 2-Wire Test - Verification of Protection against Indirect Contacts
62
Ra 3-Wire Test - Verification of Protection against Indirect Contacts
64
Verification of Protection against Indirect Contacts (IT Systems)
66
Verification of Protection against Indirect Contacts (TT Systems)
68
Verification of Protection against Indirect Contacts (TN Systems)
70
Anomalous Situations
72
Loz: Line/Loop Impedance with High Resolution
75
1,2,3: Phase Sequence and Phase Concordance Test
76
Anomalous Situations
79
LEAK: Leakage Current Measurement
80
AUX: Measure Environmental Parameters with External Probes
82
V%: Voltage Drop of Mains
84
Anomalous Situations
87
PQA: Measuring Mains Parameters in Single-Phase Systems
90
EVSE: Safety Checks on Recharging Stations for Electric Cars
92
Storing Results
112
Saving Measures
112
Recall of Data to Display and Memory Deletion
113
Connecting the Instrument to the Pc
114
Maintenance
115
General Information
115
Replacement of the Batteries
115
Cleaning the Instrument
115
End of Life
115
Technical Specifications
116
Technical Characteristics
116
Reference Guidelines
121
General Characteristics
122
Environment
122
Environmental Conditions for Use
122
Accessories
122
Service
123
Warranty Conditions
123
Theoretical
124
Continuity of Protective Conductors
124
Insulation Resistance
125
Measurement of Polarization Index (PI)
126
Dielectric Absorption Ratio (DAR)
126
Checking Circuit Separation
127
Test on Differential Switches (RCD)
129
Verification of the Breaking Capacity of Protection Devices
130
Verify of Protection against Indirect Contacts in TN Systems
131
Ra Test in TN Systems
133
Verify of Protection against Indirect Contacts in TT Systems
134
Verify of Protection against Indirect Contacts in IT Systems
135
Verify of Protection Coordination L-L, L-N and L-PE
136
Verifiy of Voltage Drop on MAINS
138
Voltage and Current Harmonics
139
Presence of Harmonics: Causes
140
Presence of Harmonics: Consequences
141
Calculation of Powers and Power Factors
142

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HT COMBI521 User Manual (144 pages)

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