變比測試儀
Instrument transformers tester 型號：TE30Electricity meters tester class 0.05 and 0.1. Three phase tester of current transformers and analyser of power network quality. It makes possible electricity meters testing on the site or in the laboratory
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- Measure of power network parameters in class 0.05 or 0.1
- Voltage ranges 0.05…600V and 0.1…40kV
- Current ranges 0.001…12(120)(1200)(30/300/3000)A
- Testing of electricity meters and CT/PT Transformers
- Recording and analyse of power quality (option)
- Vector, oscilloscope, bar and trend charts of three phase network
- Powering from 50…450V AC power network and internal battery with charger
- Large 7" color Touchscreen and Calmet TE30 PC soft
- Data readout and meter control via USB, Ethernet and Bluetooth
- Data storage in SD flash memory card up to 32GB
- Calibration Certificate
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Specifications for a power network analyser
Parameter
Range
Error limits 1)2)3)4)
class 0.05
class 0.1
Voltage (Direct)
0.05…600V
±0.05% 5)
±0.1% 5)
Voltage (VoltLiteWire 40kV)
0.1…40kV
±0.1%±Em
Current (Direct)
0.01…12A
0.001…0.01A±0.05%
±0.05%*±0.1%
±0.1%*Current (Clamps CT10AC)
0.1…12A
0.003…0.1A±0.2%
±0.2%*Current (Clamps CT100AC)
0.1…120A
0.01…0.1A±0.2%
±0.2%*Current (Clamps CT1000AC)
10…1200A
0.3…10A±0.2%
±0.2%*Current (Flexible Clamps FCT3000AC.B)
0.3…30A/3…300A/30…3000A
±0.1%±Em
Current (AmpLiteWire 2000A)
1…2000A
±0.1%±Em
Power and energy (Direct)
0.01…12A / 10…600V
0.001…0.01A / 10…600V±0.05%
±0.05%*±0.1%
±0.1%*Power and energy (Clamps CT10AC)
0.1…12A / 10…600V
0.01…0.1A / 10…600V±0.2%
±0.2%*Power and energy (Clamps CT100AC)
0.1…120A / 10…600V
0.01…0.1A / 10…600V±0.2%
±0.2%*Power and energy (Clamps CT1000AC)
10…1200A / 10…600V
1…10A / 10…600V±0.2%
±0.2%*Power and energy (Flexible Clamps FCT3000AC.B)
0.3…30A/3…300A/30…3000A / 10…600V
±0.1%±Em
Power and energy (VoltLiteWire 40kV + AmpLiteWire 2000A)
1…2000A / 0.5…40kV
±0.1%±Em
Frequency
40…70Hz
±0.01Hz
Phase shift (Direct)
-180…+180°
±0.02° 5)6)
±0.04° 5)6)
Phase shift (Clamps)
-180…+180°
±0.1° 5)7)
Power factor cosj and sinj
0…±1
±0.001 5)6)7)
Temperature coefficient (Direct)
0.005% per 1°C in range -10…+50°C
Time stability (Direct)
Short term [1h] = 0.01%, long term [1 year] = 0.03%
1) % - related to the measuring value, %* - related to the measuring range final value (is underlined)
2) error limits include reference uncertainty of standards, stability in 12 months, influence quantities (ambient temperature in
range +20…+26°C, humidity and power supply voltage in range 50…450V, frequency in range 45…65Hz)
3) Em – sensor basic error, Em=1%+0.1%* (Flexible Clamps FCT3000AC), Em=2%+0.2%* (VoltLiteWire 40kV and AmpLiteWire 2000A)
4) power and energy errors related to apparent power
5) in voltage range 10…600V (Direct)
6) in current range 0.01…12A (Direct)
7) in current range: 0.1A…12A (Clamps CT10AC), 0.1A…120A (Clamps CT100AC), 10A…1200A (Clamps CT1000AC)General parameters
Weight and dimensions (width x height x depth)
2kg (with internal battery) and (270x245x90)mm
Power supply
50…450V / 47...63Hz / 15VA or
replaceable batteries Ni-MH 5xAA 1.2V / 2600mAh / 2hSafety: Isolation protection and Measurement Category
IEC 61010-1 and 300V CAT III
Degree of protection
Device is placed in IP67 housing
Operation / storage temperature
-10…+50°C / -20…+60°C
Operation / storage relative humidity
<90% @ +0...+30°C and <75% @ +30...+50°C / <95% @ 0...+50°C