FlexKraft™ Water-Cooled Rectifiers provide premium DC power and performance for demanding industrial environments. Designed for 24/7 continuous operation under harsh conditions, the rectifiers include unique features such as Single and Multiple Outputs with Optional Polarity Reversal, upgradeable power, self-serviceability and fail-safe operation. FlexKraft Water-Cooled cabinets are fully sealed to protect the power modules from the surrounding environment and are a great choice for very harsh and corrosive environments.

With its modular design and an output ranging from 0-120V and 0-30,000A and a multitude of Control Options, we offer the flexibility to provide a best-fit solution to meet your most demanding process and application requirements.

The FlexKraft™ will help your business save money and become more competitive by reducing energy consumption and maintenance cost while increasing output and improving product quality. It’s not just another black box — it’s there to power your success.

For all Quotes please fill out the FlexKraft RFQ form from the Download box on the right and return it via email or by fax 847-740-1930.  Thank you.

Unit of Measure

Specifications

Alternating Current (AC) Supply Voltage

N/A 480 VAC +/- 10%, 60 Hz, 3 Phase

Electromagnetic Compatibility (EMC) Conformity

N/A According to IEC 61000-6-4, Emissions, and IEC 61000-6-2, Immunity

Low Voltage Directive (LVD) Conformity

N/A According to IEC 50178

Protection Class

N/A IP 44

Power Factor at Rated Load

N/A >0.93

Typical Efficiency at Rated Output

N/A 0.90

Maximum Ambient Temperature

N/A 122 ºF

Cooling

N/A Water-Cooling

Volume Flow Rate

N/A 2.0 gpm

Control Precision (Voltage/Current)

N/A <+/- 1 %

Direct Current (DC) Ripple

N/A < 1% of rated output current at constant current mode in the entire range of regulation.

Regulation Range

N/A Stepless at constant voltage or current 0-100 %

Duty Ratio

N/A Designed for continuous operation at rated load up to 3300 ft altitude.

Protection

N/A Module Failure Open circuit Over-current Over-temperature Over-voltage Short circuit

Direct Current (DC) Output Voltage

N/A 0 to 12 V 0 to 15 V 0 to 24 V 0 to 30 V

Number of Power Modules

N/A 5

Output Current at 0 to 12 Volt Direct Current (DC) Voltage

N/A 3000 A

Output Current at 0 to 12 Volt Direct Current (DC) Voltage (Dual Power Supply)

N/A 2 x 1500 A

Output Current at 0 to 15 Volt Direct Current (DC) Voltage

N/A 2500 A

Output Current at 0 to 15 Volt Direct Current (DC) Voltage (Dual Power Supply)

N/A 2 x 1250 A

Output Current at 0 to 24 Volt Direct Current (DC) Voltage

N/A 1500 A

Output Current at 0 to 30 Volt Direct Current (DC) Voltage

N/A 1250 A

Height

N/A 40 "

Weight

N/A 352 lbs

Footprint of Cabinet Width Including Busbars on the Rear Side

N/A 20 in

Footprint of Cabinet Depth Including Busbars on the Rear Side

N/A 24 in

Upgradable Output Power

N/A If your future power requirements change, don't buy a new rectifier, simply add more power modules to your FlexKraft or reconfigure your existing FlexKraft to meet your updated requirements.

Serviceable

N/A Simple design, easy accessibility, and self-diagnosing power modules makes the FlexKraft easy to trouble-shoot, service and repair.

Space-Saving

N/A Compact design and capability to stack several units in one tower makes efficient use of shop floor space.

High Power Factor

N/A >0.93 at rated load means no reative power penalty on your electricity bill and less strain on your local AC supply.

Ripple

N/A Less than 2% of rated output current in the entire range of regulation. Typical value at nominal output current is less than 0.2%. This standard feature is perfect for ripple sensitive processes.

Modular Design

N/A Any combination of power modules up to 120 VDC or 30,000 A can be supplied.

Options

N/A *Analogue interface with four inputs and four outputs galvanically isolated. Control and status signals 0-10 VDC or 0/4-20 mA. *Analogue/Digital interface. Two controls, and two status signals 0-10 VDC and two controls and two status signals 24 VDC. *Digital interface with four inputs and four outputs. Control signals 24 VDC. Status signals via voltage free relay contacts; contact data 24 VDC or 24 VAC. Standard configuration: On/Off, Block/Run, Power On and Alarm. *Electrically controlled AC breaker. *External reference shunt, 60 mV. *Polarity Reversal. *Raise/Lower function. *Remote control options: ControlKraft Touch or ControlKraft Digital *RS-232C interface for control of one power supply. *Standard configuration: Iset, Uset, lact and Uact: 0-10 VDC. On/Off, Block/Run, Power On and Alarm as digital signals: 24 VDC. *Standard configuration: lset, Uset, lact and Uact: 4-20 mA

Manufacturer

N/A KraftPowercon