Application
A variety of voltage and current levels can be generated and measured
with high precision which allows the multi-function test set to
be used for a wide range of applications. Examples are:
„„Power transformer
▶▶ Ratio and phase
▶▶ Winding resistance
»»Single phase up to 100 A
»»Three-phase/six windings up to 16 A
▶▶ Tap changer testing (single-phase or three-phase)
»»Continuity
»»Dynamic current
»»Dynamic voltage
»»Dynamic resistance (new patent pending method)
▶▶ Demagnetization (adaptive method for fast and efficient
process)
▶▶ Magnetic balance
▶▶ Excitation current
▶▶ Leakage reactance/short-circuit impedance
▶▶ Zero-sequence impedance
▶▶ Frequency response of stray losses (FRSL)
▶▶ Tan delta/power factor with individual temperature
correction (ITC) and voltage dependence detection
(VDD)
▶▶ Capacitance
„„Current transformer
▶▶ Ratio, burden and polarity
▶▶ Phase and magnitude error
▶▶ Excitation curve (knee - point)
▶▶ Winding resistance
▶▶ Secondary burden
▶▶ Dielectric withstand voltage
„„Voltage transformer
▶▶ Ratio and polarity
▶▶ Phase and magnitude error
▶▶ Secondary burden
▶▶ Dielectric withstand voltage
„„Resistance testing
▶▶ Contact resistance
▶▶ DualGround™ measurements
„„Circuit breaker testing
▶▶ Main and resistor contact timing
▶▶ Motion
▶▶ Operating voltage
▶▶ Coil current
▶▶ Contact resistance
„„Primary testing
▶▶ Circuit breakers
▶▶ General primary injection tests
„„Protection relays
▶▶ Single phase testing of primary and secondary relays
(> I, < I, > V, < V, > f, < f)
„„AC insulation testing
▶▶ Tan delta/Power factor
▶▶ Capacitance
▶▶ Tip-up testing
▶▶ 1-505 Hz frequency range