Description
The TH7105/TH7110/TH7120 series is a programmable single-phase AC power supply series with AC and DC output, wide voltage and frequency range (0-300 V, 45-500 Hz), manual and programmable mode with sequencing, timing and waveform functions as well as comprehensive protection and interface options.Features
- 24-bit colour LCD (4.3″, 480×272) with numeric keypad and rotary knob for fast, intuitive operation
- Linear output design with AC, DC and combined AC+DC outputs
- Output power: TH7105: 500 W AC / 350 W DC; TH7110: 1000 W AC / 700 W DC; TH7120: 2000 W AC / 1400 W DC (depending on configuration)
- AC voltage range: LOW 1.0-150.0 V, HIGH 2.0-300.0 V; frequency 45-500 Hz, resolution 0.1 V / 0.1 Hz (below 100 Hz) or 1 Hz (≥100 Hz)
- Maximum current levels AC RMS (0-150 V / 0-300 V): TH7105: 4.2 A/2.1 A; TH7110: 8.4 A/4.2 A; TH7120: 16.8 A/8.4 A; peak current ≈RMS×4
- DC output: voltage range LOW 1.4-212 V, HIGH 2.8-424 V; current RMS TH7105: 3.5 A/1.75 A; TH7110: 7.0 A/3.5 A; TH7120: 14.0 A/7.0 A; peak current ≈RMS×3.6; ripple ≤0.15 Vrms
- Integrated waveform functions (Sine, Square, Triangle, Clip, Glitch, Trap, etc.) and import of user-defined waveforms via CSV
- Programming mode with up to 50 memory groups, 9 steps each, sequence, delay, dwell, ramp up/down functions
- Protection functions: OVP, OCP, OPP, OTP, LVP, excessive load etc.
- Measurement functions: Voltage, current, power measurement, peak current, power factor, crest factor, THD ≤0.5 % (resistive load)
- Fast transient response: response time <100 µs
- Interfaces: RS232, USB host/device, LAN, GPIB optional; SCPI/Modbus protocol; firmware upgrade via USB
- Front and rear output terminals, status LEDs for CC/CV, intelligent fan control
Applications
- Motor and transformer testing as well as network simulation for various specifications
- Development, design verification and laboratory testing of electronic devices
- Lighting and LED tests with start/end phase control and inrush avoidance
- Automated test systems with sequence/timing/waveform features, data storage on USB
- EMI/EMC tests and test benches in production and research
Technical Data
| Model comparison | Channel output | Display | Resolution | Setting accuracy | Readback accuracy |
|---|---|---|---|---|---|
![]() TH7105 | AC LOW 1.0-150.0 V/4.2 A (500 VA); AC HIGH 2.0-300.0 V/2.1 A; DC LOW 1.4-212.0 V/3.5 A (350 W); DC HIGH 2.8-424.0 V/1.75 A | 4.3″ TFT LCD | AC 0.1 V/0.1 Hz (<100 Hz)/1 Hz (≥100 Hz); DC 0.1 V | AC ±(0.3 % + 0.6 V) | AC ±(0.3 % + 0.6 V) |
![]() TH7110 | AC LOW 1.0-150.0 V/8.4 A (1000 VA); AC HIGH 2.0-300.0 V/4.2 A; DC LOW 1.4-212.0 V/7.0 A (700 W); DC HIGH 2.8-424.0 V/3.5 A | 4.3″ TFT LCD | AC 0.1 V/0.1 Hz (<100 Hz)/1 Hz (≥100 Hz); DC 0.1 V | AC ±(0.3 % + 0.6 V) | AC ±(0.3 % + 0.6 V) |
![]() TH7120 | AC LOW 1.0-150.0 V/16.8 A (2000 VA); AC HIGH 2.0-300.0 V/8.4 A; DC LOW 1.4-212.0 V/14.0 A (1400 W); DC HIGH 2.8-424.0 V/7.0 A | 4.3″ TFT LCD | AC 0.1 V/0.1 Hz (<100 Hz)/1 Hz (≥100 Hz); DC 0.1 V | AC ±(0.3 % + 0.6 V) | AC ±(0.3 % + 0.6 V) |










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