Bidirectional Programmable DC Source-load System (High Voltage Type) | S7000-H Series
- Order number: KW-S7000-H-Serie
Kewell S7000-H Series
Bidirectional Programmable DC Source-load System (High Voltage Type)
Kewell's S7000 series is a high-precision bidirectional DC source with electronic load function and high power density. The source mode serves as a current source that supplies power to the device under test and allows operation in two quadrants. The electronic load function has various load modes with energy recovery. Depending on the version, the devices have a wide range of functions that can be adapted to different test requirements. Multiple operating modes make the series suitable for a variety of different applications with different test scenarios.
Applications of the bidirectional programmable DC Source-load System S7000-H Series
- Photovoltaic systems
- Battery tests (charging and discharging)
- Battery simulation
- Testing PV inverters (IEC/EN50530)
- Testing electric motors
- Energy storage
- Bidirectional chargers
- Photovoltaic simulation of IV curves
- Photovoltaic testing of MPPT
- Testing of electric vehicles (VE curves)
Specifications of the bidirectional programmable DC Source-load System S7000-H Series
| Version | |||
| Funktions | Normal | Pro | Ultra |
| Bidirectional programmable DC Source | ✓ | ✓ | ✓ |
| Simulation of IV curves | – | ✓ | ✓ |
| Battery-Tests | – | ✓ | ✓ |
| Battery-Simulation | – | ✓ | ✓ |
| Integrated Function generator | – | ✓ | ✓ |
| Electronic load | – | – | ✓ |
- Voltage: up to 2000 V
- Current: up to 180 A
- Power: up to 30 kW
- Grid voltage: 342 V bis 528 V
- Grid frequency: 47 Hz – 63 Hz
- Master-slave parallel connection to increase output power
- Protection functions: OVP / OCP / OPP / OTP / UVP / UCP / Anti-islanding
- Standard Interfaces: RS485 / LAN / CAN / USB
- Optional Interfaces: GPIB / RS232
- Working modes: CV / CC / CP / CR / CVCC / CVCR / CRCC / AUTO (CC+CV+CP+CR)
- Function for multiple waveforms output
- Storage of test data
Available models of the bidirectional programmable DC Source-load System S7000-H Series
Normal version
Cost-effective basic specification
| Model | Output Power [kW] | Voltage [V] | Max. Output Current [A] | Electronic load |
| S7000NG-7K5-0750-0040 | 7,5 | 750 | 40 | – |
| S7000NG-15K-0750-0080 | 15 | 750 | 80 | – |
| S7000NG-30K-0750-0120 | 30 | 750 | 120 | – |
| S7000NG-15K-1500-0040 | 15 | 1500 | 40 | – |
| S7000NG-21K-2000-0040 | 21 | 2000 | 40 | – |
| S7000NG-30K-2000-0040 | 30 | 2000 | 40 | – |
| S7000NG-30K-2000-0060 | 30 | 2000 | 60 | – |
Pro version
Extended functions e.g. simulation of IV curves, battery tests, function generator
| Model | Output Power [kW] | Voltage [V] | Max. Output Current [A] | Electronic load |
| S7000PG-7K5-0750-0040 | 7,5 | 750 | 40 | – |
| S7000PG-15K-0750-0080 | 15 | 750 | 80 | – |
| S7000PG-30K-0750-0120 | 30 | 750 | 120 | – |
| S7000PG-15K-1500-0040 | 15 | 1500 | 40 | – |
| S7000PG-21K-2000-0040 | 21 | 2000 | 40 | – |
| S7000PG-30K-2000-0040 | 30 | 2000 | 40 | – |
| S7000PG-30K-2000-0060 | 30 | 2000 | 60 | – |
Ultra version
Complete range of functions and electronic load function
| Model | Output Power [kW] | Voltage [V] | Max. Output Current [A] | Electronic load |
| S7000UG-7K5-0750-0040 | 7,5 | 750 | 40 | ✓ |
| S7000UG-15K-0750-0080 | 15 | 750 | 80 | ✓ |
| S7000UG-30K-0750-0120 | 30 | 750 | 120 | ✓ |
| S7000UG-15K-1500-0040 | 15 | 1500 | 40 | ✓ |
| S7000UG-21K-2000-0040 | 21 | 2000 | 40 | ✓ |
| S7000UG-30K-2000-0040 | 30 | 2000 | 40 | ✓ |
| S7000UG-30K-2000-0060 | 30 | 2000 | 60 | ✓ |
Options & accessories of the bidirectional programmable DC Source-load System S7000-H Series
- Interfaces: GPIB / RS232
Scope of delivery of the bidirectional programmable DC Source-load System S7000-H Serie
- Unit(s) of the S7000 Series
- Power cord
- Operating manual
Kewell Technology Co, Ltd, founded in 2011, is a pioneering manufacturer of intelligent manufacturing equipment and testing solutions for various industries.
The product lines are divided into the following areas:
- Power supplies for test systems
- Hydrogen energy test equipment and intelligent manufacturing equipment
- Power semiconductor and production line test systems
Battery and energy technology and intelligent manufacturing equipment from Kewell
The focus is on
- High-performance power supplies
- battery charging and discharging test systems and
- simulation devices for testing photovoltaic systems.
The portfolio is rounded off by programmable electronic loads, bidirectional grid simulators and test devices for fuel cells.
Due to the versatile nature of test power supplies, Kewell is able to serve numerous downstream application industries, including renewable energy power generation, electric vehicle, fuel cell and power semiconductor industries, etc. The list goes on and on, including rail transportation, automotive electronics, advanced manufacturing equipment, electromechanical devices, aerospace and laboratory certification.
Based on years of experience, the company continuously innovates in the development of new solutions and technological upgrades for industrial customers. The progressive company is committed to the technological advancement of future-oriented testing solutions and aims to become a leading global brand for future-oriented testing systems.
Are you interested in more information about Kewell?
Please contact us:
Email: sales@lxinstruments.com
Phone: +49 (0) 7032/ 895 93-3
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