TS-AC-5445 / TS-AC-5446 Adjustable AC Source/Sink

Gustav Klein

Key Features

  • Adjustable output voltage and frequency, independent of the grid
  • Single-phase (TS-AC-5445, up to 200 kVA) or three-phase (TS-AC-5446, up to 500 kVA)
  • Standard output frequency 45-105 Hz; optional ranges 15-45 Hz, 95-420 Hz or 195-805 Hz
  • IGBT rectifier with sinusoidal current draw, low grid perturbation (THDi < 6%)
  • Colour TFT touchscreen, RS232 and CAN interfaces
  • Bidirectional (source/sink) operation available as an option
Overview & Applications
BrandGustav Klein
Rated power10-200 kVA (1-phase) / 10-500 kVA (3-phase)
Output Voltage3-150 / 6-300 / 12-600 V (1-phase); 8-150 / 15-300 / 30-600 V per phase (3-phase)
Output Frequency45-105 Hz standard; 15-45 / 95-420 / 195-805 Hz optional
AC input3-phase 400 V (380/415/440/480/690 V optional), 50/60 Hz
Protection ClassIP20 (IP21/IP22 optional)
Grid perturbationTHDi < 6%
ModelDescription
TS-AC-5445-1010 kVA, single-phase adjustable AC source/sink.
TS-AC-5445-1515 kVA, single-phase adjustable AC source/sink.
TS-AC-5445-2020 kVA, single-phase adjustable AC source/sink.
TS-AC-5445-2525 kVA, single-phase adjustable AC source/sink.
TS-AC-5445-3030 kVA, single-phase adjustable AC source/sink.
TS-AC-5445-4040 kVA, single-phase adjustable AC source/sink.
TS-AC-5445-5050 kVA, single-phase adjustable AC source/sink.
TS-AC-5445-6060 kVA, single-phase adjustable AC source/sink.
TS-AC-5445-8080 kVA, single-phase adjustable AC source/sink.
TS-AC-5445-100100 kVA, single-phase adjustable AC source/sink.
TS-AC-5445-120120 kVA, single-phase adjustable AC source/sink.
TS-AC-5445-160160 kVA, single-phase adjustable AC source/sink.
TS-AC-5445-200200 kVA, single-phase adjustable AC source/sink.
TS-AC-5446-1010 kVA, three-phase adjustable AC source/sink.
TS-AC-5446-1515 kVA, three-phase adjustable AC source/sink.
TS-AC-5446-2020 kVA, three-phase adjustable AC source/sink.
TS-AC-5446-2525 kVA, three-phase adjustable AC source/sink.
TS-AC-5446-3030 kVA, three-phase adjustable AC source/sink.
TS-AC-5446-4040 kVA, three-phase adjustable AC source/sink.
TS-AC-5446-5050 kVA, three-phase adjustable AC source/sink.
TS-AC-5446-6060 kVA, three-phase adjustable AC source/sink.
TS-AC-5446-8080 kVA, three-phase adjustable AC source/sink.
TS-AC-5446-100100 kVA, three-phase adjustable AC source/sink.
TS-AC-5446-120120 kVA, three-phase adjustable AC source/sink.
TS-AC-5446-160160 kVA, three-phase adjustable AC source/sink.
TS-AC-5446-200200 kVA, three-phase adjustable AC source/sink.
TS-AC-5446-250250 kVA, three-phase adjustable AC source/sink.
TS-AC-5446-330330 kVA, three-phase adjustable AC source/sink.
TS-AC-5446-400400 kVA, three-phase adjustable AC source/sink.
TS-AC-5446-500500 kVA, three-phase adjustable AC source/sink.
OptionDescription
TS-AC-bidirectionalBidirectional operating mode (AC source/sink).
TS-AC-100-400 HzOutput frequency range 100-400 Hz.
TS-AC-15-45 HzOutput frequency range 15-45 Hz.
TS-AC-200-800 HzOutput frequency range 200-800 Hz.
TS-AC-Output voltageOutput voltage deviating from standard.
TS-AC input voltageInput voltage deviating from standard.
CAB-IP21/CAB-IP22Protection class IP21 or IP22.
CAB castorsMobile cabinet: base frame with 4 castors.

TS-AC-5445 / TS-AC-5446 Adjustable AC Source/Sink

The TS-AC is Gustav Klein's adjustable AC source/sink from the customized line: available as single-phase (TS-AC-5445) or three-phase (TS-AC-5446), with voltage and frequency configured to the application. Like the DC customized line, orders are individually configured from a wide range of options and processed by GK's engineering departments.

Who Is the TS-AC For?

Test engineers who need adjustable-frequency AC power for testing electrical equipment against non-standard mains conditions — rail or aviation frequency simulation, mains voltage/frequency variation testing, or symmetrical distribution of single-phase loads across three phases — in either single- or three-phase configurations.

Available Models & Accessories

TS-AC-5445 (single-phase) is available in 13 standard power levels from 10 to 200 kVA; TS-AC-5446 (three-phase) in 17 standard power levels from 10 to 500 kVA. All standard levels are shown below. Options add bidirectional operation, alternative frequency ranges, non-standard output or input voltage, higher protection classes, and a mobile cabinet with castors.

Frequency independent of the grid

The system generates its own output frequency, useful for simulating rail (16.7 Hz) or aviation (400 Hz, 800 Hz) power environments, or supplying equipment built for a different mains standard.

Single- and three-phase covered by one product family

TS-AC-5445 and TS-AC-5446 share the same control platform and option set, up to 200 kVA and 500 kVA respectively.

Bidirectional operation is a configuration choice, not a different product

The base system works as an AC source; the same platform becomes a source/sink with the bidirectional option.

Low grid perturbation by design

An IGBT rectifier with sinusoidal current draw (THDi < 6%) keeps the system's own mains impact low, relevant for sites with limited grid headroom.

View Models & Options

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