Manual
Table Of Contents
- 1 Safety Instructions
- 2 Applications
- 3 Documentation
- 4 Getting Started
- 5 The Instrument
- 6 Operating and Display Elements
- 7 Operation
- 8 Instrument Settings
- 9 Database
- 10 General Information on Measurements
- 10.1 Using Cable Sets and Test Probes
- 10.2 Test Plug – Changing Inserts
- 10.3 Connecting the Instrument
- 10.4 Automatic Settings, Monitoring and Shutdown
- 10.5 Measured Value Display and Memory
- 10.6 Help Function
- 10.7 Setting Parameters or Limit Values using RCD Measurement as an Example
- 10.8 Freely Selectable Parameter Settings or Limit Values
- 10.9 2-Pole Measurement with Rapid or Semiautomatic Polarity Reversal
- 11 Measuring Voltage and Frequency
- 12 Testing RCDs
- 12.1 Measuring Touch Voltage (with reference to nominal residual current) with ⅓ Nominal Residual Current and Tripping Test with Nominal Residual Current
- 12.2 Special Tests for Systems and RCDs
- 12.2.1 Testing Systems and RCCBs with Rising Residual Current (AC) for Type AC, A/F, B/B+ and EV/MI RCDs (PROFITEST MTECH+, PROFITEST MXTRA only)
- 12.2.2 Testing Systems and RCCBs with Rising Residual Current (AC) for Type B/B+ and EV/MI RCDs (PROFITEST MTECH+PROFITEST MXTRA)
- 12.2.3 Testing RCCBS with 5 × IDN
- 12.2.4 Testing of RCCBs which are Suitable for Pulsating DC Residual Current
- 12.3 Testing of Special RCDs
- 12.4 Testing Residual Current Circuit Breakers in TN-S Systems
- 12.5 Testing of RCD Protection in IT Systems with High Cable Capacitance (e.g. In Norway)
- 12.6 Testing of 6 mA Residual Current Devices RDC-DD/RCMB (RDC-DD: PROFITEST MXTRA and PROFITEST MTECH+ only)
- 13 Testing of Breaking Requirements for Overcurrent Protective Devices, Measurement of Loop Impedance and Determination of Short-Circuit Current (ZL-PE and ISC Functions)
- 14 Measuring Supply Impedance (ZL-N Function)
- 15 Earthing Resistance Measurement (Function RE)
- 15.1 Earthing Resistance Measurement – Mains Powered
- 15.2 Earthing Resistance Measurement – Battery Powered, “Battery Mode” (PROFITEST MPRO & PROFITEST MXTRA only)
- 15.3 Earthing Resistance, Mains Powered – 2-Pole Measurement with 2-Pole Adapter or Country-Specific Plug (Schuko) without Probe
- 15.4 Earthing Resistance Measurement. Mains Powered – 3-Pole Measurement: 2-Pole Adapter with Probe
- 15.5 Earthing Resistance Measurement, Mains Powered – Measuring Earth Electrode Potential (UE Function)
- 15.6 Earthing Resistance Measurement, Mains Powered – Selective Earthing Resistance Measurement with Current Clamp Sensor as Accessory
- 15.7 Earthing Resistance Measurement, Battery Powered, “Battery Mode” – 3-Pole (PROFITEST MPRO & PROFITEST MXTRA only)
- 15.8 Earthing Resistance Measurement, Battery Powered, “Battery Mode” – 4-Pole (PROFITEST MPRO & PROFITEST MXTRA only)
- 15.9 Earthing Resistance Measurement, Battery Powered, “Battery Mode” – Selective (4-pole) with Current Clamp Sensor and PRO-RE Measuring Adapter as Accessory (PROFITEST MPRO & PROFITEST MXTRA only)
- 15.10 Earthing Resistance Measurement, Battery Powered, “Battery Mode” – Ground Loop Measurement (with current clamp sensor and transformer, and pro-re measuring adapter as accessory) (PROFITEST MPRO & PROFITEST MXTRA only)
- 15.11 Earthing Resistance Measurement, Battery Powered, “Battery Mode” – Measurement of Soil Resistivity rE (PROFITEST MPRO & PROFITEST MXTRA only)
- 16 Measurement of Insulation Resistance
- 17 Measuring Low-Value Resistance of up to 200 W (Protective Conductor and Equipotential Bonding Conductor)
- 18 Measurement with Accessory Sensors
- 19 Special Functions – EXTRA Switch Position
- 19.1 Voltage Drop Measurement (at ZLN) – DU Function
- 19.2 Measuring the Impedance of Insulating Floors and Walls (standing surface insulation impedance) – ZST Function
- 19.3 Testing Meter Startup with Earthing Contact Plug – kWh Function
- 19.4 Leakage Current Measurement with PRO-AB Leakage Current Adapter as Accessory – IL Function (PROFITEST MXTRA only)
- 19.5 Testing Insulation Monitoring Devices – IMD Function (PROFITEST MXTRA only)
- 19.6 Residual Voltage Test – Ures Function (PROFITEST MXTRA only)
- 19.7 Intelligent Ramp – ta+ID Function (PROFITEST MXTRA only)
- 19.8 Testing Residual Current Monitors – RCM Function ( PROFITEST MXTRA only)
- 19.9 Checking the Operating Statuses of Electric Vehicles at Charging Stations per IEC 61851 ((PROFITEST MTECH+ & PROFITEST MXTRA)
- 19.10 PRCD – Test Sequences for Documenting Fault Simulations at PRCDs with the PROFITEST PRCD Adapter (PROFITEST MXTRA only)
- 20 Test Sequences (Automatic Test Sequences) – AUTO Function
- 21 Maintenance
- 22 Contact, Support and Service
- 23 CE Declaration
- 24 Disposal and Environmental Protection
- 25 Appendix
- 25.1 Tables for Determining Maximum and Minimum Display Values in Consideration of the Instrument’s Maximum Measuring and Intrinsic Uncertainties
- 25.2 At which values should/must an RCD actually be tripped? Requirements for Residual Current Devices (RCD)
- 25.3 Testing Electrical Machines per DIN EN 60 204 – Applications, Limit Values
- 25.4 Periodic Testing per DGUV V 3 (previously BGV A3) – Limit Values for Electrical Systems and Operating Equipment
- 25.5 Bibliography
- 25.6 Internet Addresses for Additional Information
14 Gossen Metrawatt GmbH
Characteristic Values for PROFITEST MXTRA and PROFITEST MPRO
1
U > 230 V, with 2 or 3-pole adapter only
2
1
×
I
N
> 300 mA and 2
×
I
N
> 300 mA and 5
×
I
N
> 500 mA and
I
f
> 300 mA only up to U
N
230 V!
3
The transformation ratio selected at the clamp (1/10/100/1000 mV/A)
must be set in the “Type” menu with the rotary switch in the “SENSOR”
position.
4
Where R
Eselective
/R
Etotal
< 100
5
The specified measuring and intrinsic uncertainties already include those
of the respective current clamp.
6
Measuring range of the signal input at the test instrument, U
E
: 0 … 1.0
V
TRMS
(0 … 1.4 V
peak
) AC/DC
7
Input impedance
of the signal input at the test instrument
: 800 k
8
DC bias only possible with PROFITEST MXTRA
11
Where Z
L-PE
< 0.6 , I
SC
> U
N
/0.5 is displayed
Key: d = digit(s), rdg. = reading (measured value)
Func-
tion
Measured
Quantity
Display Range
Reso-
lution
Test Current Measuring Range
Nominal
Values
Measuring
Uncertainty
Intrinsic
Uncertainty
Connections
Plug
Insert
1
2-Pole
Adapter
3-Pole
Adapter
Clamps / Meas. Ranges
WZ12C Z3512A
MFLEX
P300
CP1100
EXTRA
IMD test
20 k… 648 k
2.51 M
1 k
0.01 M
IT line voltage
U
N
= 90 …
550 V
20 k… 199 k
200 k … 648 k
2.51 M
IT system nomi-
nal voltages
U
N
=
120 V, 230 V,
400 V, 500 V
f
N
= 50, 60 Hz
±7%
±12%
±3%
±5%
±10%
±2%
R
ISO
R
INS
, R
E INS
1k … 999 k
1.00M … 9.99 M
10.0M … 49.9 M
1 k
10 k
100 k
I
SC
= 1.5 mA
50 k … 999 k
1.00 M … 49.9
M
U
N
= 50 V
I
N
= 1 mA
K range
±(|5% rdg.|+10d)
M
±(|5% rdg.|+1d)
k range
±(|3% rdg.|+10d)
M
±(|3% rdg.|+1d)
1 k … 999 k
1.00 M … 9.99 M
10.0 M … 99.9 M
1 k
10 k
100 k
50 k
… 999 k
1.00 M
… 99.9 M
U
N
= 100 V
I
N
= 1 mA
1 k … 999 k
1.00 M … 9.99 M
10.0 M … 99.9 M
100 M … 200 M
1 k
10 k
100 k
1M
50 k
… 999 k
1.00 M
… 200 M
U
N
= 250 V
I
N
= 1 mA
1 … 999 k
1.00 … 9.99 M
10.0 … 99.9 M
100 … 500 M
1 k
10 k
100 k
1M
50 k
… 999 k
1.00 M
… 499 M
U
N
= 325 V
U
N
= 500 V
U
N
= 1000 V
I
N
= 1 mA
U
10 … 999 V DC
1.00 … 1.19 kV
1V
10 V
10 … 1.19 kV ±(|3% rdg.|+1d)
±(|1.5% rdg.|+1d)
R
LO
R
LO
0.00 … 9.99
10.0 … 99.9
100 … 199
0.01
0.1
1
I 200 mA DC
I < 260 mA DC
0.10 … 5.99
6.00 … 99.9
U
0
= 4.5 V ±(|4% rdg.|+2d) ±(|2% rdg.|+2d)
ROFFSET 0.00 … 9.99 0.01
I 200 mA DC
I < 260 mA DC
0.10 … 5.99
6.00 … 99.9
Transforma-
tion
ratio 3
55
SEN-
SOR
6, 7
I
L/Amp
0.0 … 99.9 mA 0.1 mA
1 V/A 5 … 15 A
f
N
= 50, 60 Hz
±(|13% rdg.|+5d) ±(|5% rdg.|+4d)
I 15A
100 … 999 mA 1 mA
±(|13% rdg.|+1d) ±(|5% rdg.|+1d)1.00 … 9.99 A 0.01 A
10.0 … 15.0 A 0.1 A
1.00 … 9.99 A 0.01 A
1 mV / A 5 … 150 A
±(|11% rdg.|+4d) ±(|4% rdg.|+3d)
II
150 A
10.0 … 99.9 A 0.1 A
±(|11% rdg.|+1d) ±(|4% rdg.|+1d)
100 … 150 A 1 A
0.0 … 99.9 mA 0.1 mA
1 V/A 5 … 1000 mA
f
N
=
16.7, 50, 60,
200, 400 Hz
±(|7% rdg.|+2d) ±(|5% rdg.|+2d)
1A
100 … 999 mA 1 mA ±(|7% rdg.|+1d) ±(|5% rdg.|+1d)
0.00 … 9.99 A 0.01 A 100 mV/A 0.05 … 10 A ±(|3.4% rdg.|+2d) ±(|3% rdg.|+2d)
10 A
0.00 … 9.99 A 0.01 A
10 mV/A 0.5 … 100 A
±(|3.1% rdg.|+2d) ±(|3% rdg.|+2d)
100 A
10.0 … 99.9 A 0.1 A ±(|3.1% rdg.|+1d) ±(|3% rdg.|+1d)
0.00 … 9.99 A 0.01 A
1 mV / A 5 … 1000 A
±(|3.1% rdg.|+1d) ±(|3% rdg.|+1d)
1000
A
10.0 … 99.9 A 0.1 A ±(|3.1% rdg.|+2d) ±(|3% rdg.|+2d)
100 … 999 A 1 A ±(|3.1% rdg.|+1d) ±(|3% rdg.|+1d)
0.0 … 99.9 mA 0.1 mA
1 V/A
30 …
1000 mA
f
N
= 50, 60 Hz
±(|27% rdg.|+100d) ±(|3% rdg.|+100d)
3A
100 … 999 mA 1 mA
±(|27% rdg.|+11d)
±(|3% rdg.|+11d)
0.00 … 9.99 A
0.01 A
100 mV/A 0.3 … 10 A
±(|27% rdg.|+12d)
±(|3% rdg.|+12d)
30 A
0.01 A
±(|27% rdg.|+11d)
±(|3% rdg.|+11d)
0.00 … 9.99 A 0.01 A
10 mV/A 3 … 100 A
±(|27% rdg.|+100d) ±(|3% rdg.|+100d)
300 A
10.0 … 99.9 A 0.1 A
±(|27% rdg.|+11d)
±(|3% rdg.|+11d)
0.00 … 9.99 A 0.01 A
10 mV/A 0.5 … 100 A
f
N
=
DC, 16.7 Hz,
50 Hz, 60 Hz,
200 Hz
±(|5% rdg.|+12d)
±(|3% rdg.|+12d)
100 A
10.0 … 99.9 A 0.1 A ±(|5% rdg.|+2d)
±(|3% rdg.|+2d)
0.00 … 9.99 A 0.01 A
1 mV / A 5 … 1000 A
±(|5% rdg.|+50d) ±(|3% rdg.|+50d)
1000 A
10.0 … 99.9 A 0.1 A ±(|5% rdg.|+7d)
±(|3% rdg.|+7d)
100 … 999 A 1 A ±(|5% rdg.|+2d)
±(|3% rdg.|+2d)