AC test systems
DiTAS
The DiTAS test system is used for type, routine and special tests of distribution transformers in the factory. It meets the requirements of IEC 60076…
THD < 5%
PD level < 5 pC
frequency converter 16 ⅔ … 200 Hz for supply of an entire test run by one power source
WGSBS
The modular design of this high voltage module test set (WGSBS) allows it to be used to test up to 100 kV AC voltage, up to 135 kV DC voltage, and up…
Intuitive configuration and operation
Modular design allows expansions later on
Efficient space usage by combining AC, DC, and impulse voltages in one test system
WR
The AC resonant test systems with variable inductance (WR) use the resonance between the capacitive test object and the inductive HV reactor of the…
Low level of partial discharge < 2 pC
Higher duty cycle thanks to excellent cooling properties
Low power demand due to high quality factor
WRM
The WRM AC resonant test systems with variable inductance use the resonance between the capacitive test object and the inductive HV reactor of the…
Low level of partial discharge < 2 pC
Extremely high test voltages thanks to the possibility of cascading the
high voltage modules
High degree of variability of voltage and power parameters thanks
to single, series, or parallel operation of high voltage modules
WRU
The WRU AC resonant test systems with variable inductance use the resonance between the capacitive test object and the inductive HV reactor of the…
Low level of partial discharge < 2 pC
Higher duty cycle thanks to excellent cooling properties
Low supply power thanks to high quality of resonance reactor
WRV T
Withstand voltage tests on AC and DC XLPE cables can be performed using the AC test system with variable frequency (WRV T) in the factory or once laid…
Pure sinusoidal voltage at the output
Low PD background noise level < 10 pC
IEC-compliant frequency range from 20 Hz to 300 Hz
WRV M
AC test systems with variable frequency (WRV M) are used for withstand voltage testing on transformers after they are installed on-site and for…
Pure sinusoidal voltage at the output
Low PD background noise level < 2 pC
IEC-compliant frequency range from 40 Hz to 200 Hz
WRV TM
Withstand voltage tests on XLPE cables can be performed using the AC test system with variable frequency once laid on-site. The test system operates…
Pure sinusoidal voltage at the output
Low PD background noise level < 10 pC
IEC-compliant frequency range from 20 Hz to 300 Hz
WRV O
Withstand voltage tests on inter arary cables of offshore wind farms can be performed using the AC test system with variable frequency (WRV T) once…
Pure sinusoidal voltage at the output
Low PD background noise level < 10 pC
IEC-compliant frequency range from 20 Hz to 300 Hz
WRVG G
Testing of withstand voltage at GIS can be performed using the AC voltage test system with variable frequency once installed on-site. The test system…
Pure sinusoidal voltage at the output
Low PD background noise level < 10 pC
Quick and easy setup of test system
WP PEOI
AC test systems with transformer design, type WP, are used to test high voltage products (for example, high voltage cables, power transformers,…
Space-saving design in a vertical
cascade arrangement thanks to modular design
Suitable for PD measurements due to very low
internal PD level
Suitable for short-lasting loads due to the test system’s short-term overload capacity
WP PEO
AC test systems with transformer design, type WP, are used to test high voltage products (for example, high voltage cables, power transformers,…
Saves space in the test bay thanks to earthed metal tank enclosure
Very well suited for short-lasting higher loads thanks to the system design allowing continuous operation and high currents (high power)
Suitable for PD measurements due to low PD level
WP G
AC test systems with oil colled metal tank test transformer, type WP G, are used to test high voltage products (for example, high voltage cables,…
Continuous duty cycle: best suited for continuous production testing
highest power ratings
overload reserves
WPG G
AC test systems with transformer design, type WP, are used to test high voltage products (for example, high voltage cables, power transformers,…
Suitable for short-lasting loads thanks to the
test system’s short-term overload capacit
Ideal for PD measurements because the system is
built entirely in GIS design
Compact size/minimal weight
WV for factory testing
The test system for power transformers WV is used for transformer testing in the factory. It enables induced AC voltage tests, measurement of no-load…
THD < 5 %
PD noise level < 10 pC
Free adjustable frequency 40 Hz to 200 Hz
WV for on-site testing
The test system for power transformers WV is used for on-site transformer testing. It enables induced AC voltage tests, measurement of no-load…
THD < 5 %
PD noise level < 10 pC
Free adjustable frequency 40 Hz to 200 Hz
WV 18-18
The WV 18-18/1.4 is a portable three-phase test source for induced voltage testing and partial discharge measuring of distribution transformers. The…
powerful three-phase test source for PD measurements on transformers up to 8 MVA rated power
time-saving diagnostics options on site and in the factory
sturdy and compact design for easy transport and use even in confined space
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