ITECH IT-M3900C Bidirectional Programmable DC Power Supply
Benefits of the IT-M3900C Series Bidirectional DC Power Supply and Regenerative Load
- Bidirectional programmable DC power supply and regenerative electronic load in one.
- Power up to ±12 kW.
- Expand power with master/slave parallel connection.
ITECH IT-M3900C Bidirectional Programmable DC Power Supply
The ITECH IT-M3900C is a regenerative bidirectional programmable DC power supply that can also be used as a regenerative electronic load, to absorb the consumed energy and feedback cleanly to the grid. The high-efficiency energy feedback not only saves electricity consumption and heat dissipation costs, but also does not interfere with the operation of the power grid. The IT-M3900C provides high accuracy output measurement, high reliability, high safety, and abundant measurement functions.
- Compact design, power up to 6 kW in 1U space, power up to 12 kW in 2U space.
- Voltage range 10...1500 V, current range -720...1020 A, power range ±12 kW.
- Wide range of output design, one unit can be used as multiple power supplies.
- Bidirectional energy flow between the DUT and grid, seamless switching across quadrants.
- With patent simple master/slave parallel connection, expand power while maintaining performance.
- Efficient and environmentally friendly energy regenerative, effectively reducing the electricity and cooling costs.
- CC and CV priority modes.
- Adjustable output impedance.
- Battery charging/discharging test and battery simulation, define the battery model.
- Dynamic curve simulation function up to 10,000,000 points.
- Built-in voltage curves comply with LV123, LV148, DIN40839, ISO-16750-2, SAEJ1113-11, LV124 and ISO21848 automotive standards (not for 10-V models).
- Support photovoltaic I-V curves simulation function (only for 85-V models).
- List function.
- Support CC, CV, CP, CR in sink mode and CC, CV, CP in source mode.
- Can simulate DC output internal resistance.
- Multiple protection functions OVP, ±OCP, ±OPP, OTP, power failure protection, anti-islanding protection.
- Automatic detection of power grid status to realize reliable grid connection function.
- Pre-charge function, to prevent overshoot of DC loading current.
- Standard build-in USB, CAN, Ethernet/LAN, digital-I/O communication interface, optional GPIB, analog, and RS232.
Model Overview
| Model | Voltage | Current | Power | Resolving | Accuracy | Interface | Dimensions |
| IT-M3903C-150-50PV | 150 V | ±50 A | ±3 kW | 0.01 V/0.001 A | ≤0.03% + 0.03% F.S./ ≤0.1% + 0.1% F.S. | USB, CAN LAN/Ethernet, digital I/O port, optional GPIB, analog, and RS232 | 1U |
| IT-M3901C-150-25PV | 150 V | ±25 A | ±1.5 kW | 0.01 V/0.001 A | 1U | ||
| IT-M3901C-10-170 | 10 V | -120...170 A | -1200...1700 W | 0.001 V/0.01 A | 1U | ||
| IT-M3906C-85-120SAS | 85 V | ±120 A | ±6 kW | 0.001 V/0.01 A | 1U | ||
| IT-M3904C-85-80SAS | 85 V | ±80 A | ±4 kW | 0.001 V/0.01 A | 1U | ||
| IT-M3902C-85-40SAS | 85 V | ±40 A | ±2 kW | 0.001 V/0.01 A | 1U | ||
| IT-M3912C-80-240 | 80 V | ±240 A | ±12 kW | 0.001 V/0.01 A | 2U | ||
| IT-M3906C-80-120 | 80 V | ±120 A | ±6 kW | 0.001 V/0.01 A | 1U | ||
| IT-M3904C-80-80 | 80 V | ±80 A | ±4 kW | 0.001 V/0.01 A | 1U | ||
| IT-M3902C-80-40 | 80 V | ±40 A | ±2 kW | 0.001 V/0.01 A | 1U | ||
| IT-M3912C-32-480 | 32 V | ±480 A | ±12 kW | 0.001 V/0.01 A | 2U | ||
| IT-M3906C-32-240 | 32 V | ±240 A | ±6 kW | 0.001 V/0.01 A | 1U | ||
| IT-M3904C-32-160 | 32 V | ±160 A | ±4 kW | 0.001 V/0.01 A | 1U | ||
| IT-M3902C-32-80 | 32 V | ±80 A | ±2 kW | 0.001 V/0.01 A | 1U | ||
| IT-M3910C-10-1020 | 10 V | -720...1020 A | -7200...10200 W | 0.001 V/0.1 A | 2U | ||
| IT-M3905C-10-510 | 10 V | -360...510 A | -3600...5100 W | 0.001 V/0.1 A | 1U | ||
| IT-M3903C-10-340 | 10 V | -240...340 A | -2400...3400 W | 0.001 V/0.01 A | 1U | ||
| IT-M3906C-1500-12 | 1500 V | ±12 A | ±6 kW | 0.01 V/0.001 A | 1U | ||
| IT-M3912C-800-48 | 800 V | ±48 A | ±12 kW | 0.01 V/0.001 A | 2U | ||
| IT-M3906C-800-24 | 800 V | ±24 A | ±6 kW | 0.01 V/0.001 A | 1U | ||
| IT-M3904C-800-16 | 800 V | ±16 A | ±4 kW | 0.01 V/0.001 A | 1U | ||
| IT-M3902C-800-8 | 800 V | ±8 A | ±2 kW | 0.01 V/0.001 A | 1U | ||
| IT-M3912C-500-72 | 500 V | ±72 A | ±12 kW | 0.01 V/0.001 A | 2U | ||
| IT-M3906C-500-36 | 500 V | ±36 A | ±6 kW | 0.01 V/0.001 A | 1U | ||
| IT-M3904C-500-24 | 500 V | ±24 A | ±4 kW | 0.01 V/0.001 A | 1U | ||
| IT-M3902C-500-12 | 500 V | ±12 A | ±2 kW | 0.01 V/0.001 A | 1U | ||
| IT-M3912C-300-120 | 300 V | ±120 A | ±12 kW | 0.01 V/0.001 A | 2U | ||
| IT-M3906C-300-60 | 300 V | ±60 A | ±6 kW | 0.01 V/0.001 A | 1U | ||
| IT-M3904C-300-40 | 300 V | ±40 A | ±4 kW | 0.01 V/0.001 A | 1U | ||
| IT-M3902C-300-20 | 300 V | ±20 A | ±2 kW | 0.01 V/0.001 A | 1U | ||
| IT-M3912C-1500-24 | 1500 V | ±24 A | ±12 kW | 0.01 V/0.001 A | 2U |
Overview ITECH Series IT-M3900B, C, D
- ▸IT-M3900B power system: DC source, full sink/load and one-button switching, battery testing, regenerative.
- ▸IT-M3900C: DC source, sink/load, regenerative.
- ▸IT-M3900D: DC source.
Interfaces - all models: USB, CAN, Ethernet/LAN, digital-I/O port, optional GPIB, analog, RS232.
CC = constant current, CV = constant voltage, CP (also CW) = constant power/watt, CR = constant resistance.
Information on product safety:
Manufacturer:
ITECH, No.918, Zhongzheng Rd., Zhonghe Dist., New Taipei City 23586/TWN
www.itechate.com
Responsible person:
Meilhaus Electronic GmbH, Am Sonnenlicht 2, 82239 Alling/DEU
info@meilhaus.com
