GIS Series
AC & DC Current Source, up to 10000A
The GIS Series is an AC and DC current source designed to deliver stable and accurate current output across a wide range of testing applications. The system provides reliable AC output frequencies up to 2500Hz as well as DC constant current operation, with models delivering up to 10000A and 200kVA for both continuous and pulsed applications.
Engineered for ease of use, the GIS Series incorporates advanced sequencing capabilities for precise and repeatable testing. This makes it well suited for circuit breaker testing, research and development, product validation, and industrial testing environments.
Support for remote interfaces enables seamless integration into laboratory systems and manufacturing processes, ensuring efficient operation across a variety of applications.
Why Choose GIS2K Series
AC & DC Current Sources
Delivers continuous or pulsed current, up to 10,000A and 200kVA for both AC and DC current requirements
High Frequency
Supports DC, 10–800Hz (internal control), and up to 2,500Hz (external control)
Precision Testing
Equipped with an integrated timer and sequencer (up to 30 steps) and 1ms resolution for precise control of test sequences
Versatile Control & Integration
Remote control (RS232/RS485, optional USB/LAN/fiber), analog inputs, and digital I/Os for lab and production automation
Key Features
- Output Current: up to 10000A
- Output Frequency: DC, 10-800 Hz (internal controller); DC, 1500 Hz (external controller, optional 2500 Hz)
- Single and Three-Phase Systems
- Paralleling the higher current
- Continuous or Pulse Mode Operation
- Up to 2 Output Current Ranges
- Integrated Timer and Sequencer with up to 30 steps
- Measurement of Trip Time for Fuse and CB test
- Ramp, Drop-out, Loop Modes
- Easy Maintenance and Calibration
- Access to PID Regulation Parameters
- Web Browser Control Interface via LAN
- Customized Units on request
Stable, Programmable AC and DC Current Generators
AC & DC Current Applications
Constant Power over Broad Voltage Range
The GIS Series supports a broad range of testing applications including circuit breaker and switch testing, R&D validation, current amplification, automated production testing, custom waveform generation, thermal and magnetic testing, and instrument calibration.
- Circuit breaker testing – precise trip-time measurement and programmable test sequences
- R&D laboratories – research and development of electrical devices
- Final product testing – quality control and compliance verification
- Current amplification – analogue inputs for boosting external signals
- Manufacturing line integration – automated testing through digital I/O interfaces
- Custom waveform generation – sinusoidal and arbitrary current profiles for specialized testing
- Thermal and magnetic testing of switches, breakers, relays, and fuses with trip-time measurement
- Heating tests of electrical contacts
- Testing of coils and transformers
- Calibration and verification of measurement instruments
Intuitive Front Panel Controls
The unit features a sealed, splash-resistant membrane keypad and a large backlit LCD display for convenient operation and clear visualization of settings and test results. Front-panel programming allows test sequences to be created, stored, and protected, while trip current and pulse duration measurements are displayed with millisecond resolution.
- Large backlit LCD display
- Sealed membrane keypad
- Front-panel sequence programming
- Millisecond-resolution timing measurements
User-Friendly Software
Optional GI Software enables remote control of the GIS Series through supported communication interfaces. Test sequences can be created, edited, stored, and recalled, simplifying operation in engineering, laboratory, and production environments.
- Remote operation capability
- Test sequence creation and storage
- Simplified configuration management
- Suitable for engineering and production applications
Bench or Rack Mount Models
| Output Voltage (V) | Output Power (kW) | Output Current (A) |
|---|---|---|
| 5-9 | 2 | 500 |
| 5 | 1000 | |
| 10 | 2000 | |
| 25 | 5000 | |
| 10-19 | 2 | 200 |
| 5 | 500 | |
| 10 | 1000 | |
| 25 | 2000 | |
| 20-29 | 2 | 100 |
| 5 | 250 | |
| 10 | 500 | |
| 20 | 1000 | |
| 30 | 1500 | |
| 40 | 2500 | |
| 30-49 | 2 | 83 |
| 5 | 166 | |
| 10 | 333 | |
| 20 | 666 | |
| 30 | 1000 | |
| 40 | 1330 | |
| 50-99 | 5 | 100 |
| 10 | 200 | |
| 20 | 400 | |
| 30 | 600 | |
| 40 | 800 | |
| 60 | 1200 | |
| 80 | 1600 | |
| 100-199 | 5 | 50 |
| 10 | 100 | |
| 20 | 200 | |
| 30 | 300 | |
| 40 | 400 | |
| 60 | 600 | |
| 80 | 800 |
| Option | Description |
|---|---|
| /M-GI-SW | Software including arbitrary waveforms for single phase unit |
| /M3-GI-SW | Software including arbitrary waveforms for 3 phase system |
| /PID | PID software, access to PID-regulation parameters |
| /Rack | 19" Rack instead of cabinet (available up to 5kVA) |
| /3-Rack | 19" Rack with connections for 3 phase systems |
| /Wheels | Cabinet with wheels max weight 800kg |
| /LAN | LAN interface |
| /USB | USB interface |
| /FO | Fiber Optic interface |
| /ROUT | Rear output connections |
| /FOUT | Front output connections |
| /SOUT | Special output connections |
| /TCase | Tablet case |
| /Axxxx | Special output current range (P.E. A8000 = 8000A f.s.) |
| /MRange | Manual Switching of current range |
| /ARange | Automatic Switching of current range |
| /IP | Special IP protection |
| /ATE Unit | Without Front panel control and display, for system integration |
| /DC-CTRL | DC control mode of output (0-10V) |
FAQ
The GIS Series is a precision AC/DC current source designed to deliver accurately controlled current in both AC and DC modes, making it suitable for applications where current—not voltage—must be precisely defined.
Yes. The GIS Series supports both AC and DC current operation, allowing a single platform to be used across multiple test scenarios without changing instruments.
Common applications include:
Current sensor and transducer testing
Protection and monitoring device validation
Magnetic and inductive component testing
Automotive and industrial current verification
Laboratory calibration and reference testing
Quick Links:
Industries:
Contact:
CALTEST INSTRUMENTS PVT LTD
NMR Green Nest, Ground Floor
Hitech Defense and Aerospace Park, Bangalore North,
Bandi Kodigehalli
Bangalore 562149, KA.
info@caltestindia.com
+919845007602