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Advanced Regenerative DC Loads for Maximum Efficiency | 30 kW

PUL 10000 4U

The PUL 10000 4U series from EA Powered is a state-of-the-art programmable DC electronic load designed to excel in a variety of testing environments. Engineered with regenerative energy recovery technology, it achieves efficiencies of up to 96%, making it both cost-effective and environmentally friendly. The PUL 10000 4U supports wide voltage and current ranges, scalable power configurations, and advanced digital controls, making it the ideal solution for demanding industrial and laboratory applications.

Key Features

Regenerative Energy Recovery: Returns up to 96% of consumed energy to the grid, reducing operational costs.

Wide Voltage and Current Ranges: Supports 0–80 V to 0–2000 V and 0–40 A to 0–1000 A for diverse testing needs.

Scalable Power Systems: Combine up to 64 units for up to 3840 kW and 64,000 A, with Master-Slave Bus functionality.

Advanced Interfaces: Built-in USB, Ethernet, and optional CAN, EtherCAT, and Modbus for seamless integration.

Compact and Flexible Design: High power density in a compact 4U form factor with autoranging capabilities.

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Why Partner with W5 Engineering?

Expertise

At W5 Engineering, we specialize in power electronics, providing unmatched knowledge of EA Powered products. Our team of technical sales engineers ensures you find the perfect solution for even the most complex requirements.

Custom Solutions

We deliver customized configurations and integrations tailored to your unique applications. Whether for R&D, production, or testing, W5 Engineering ensures your power systems meet exact specifications.

Rapid Shipping

With on-hand inventory and advanced logistics, we minimize lead times to keep your projects on track. Enjoy seamless delivery and peace of mind with our reliable shipping network.

Customer Support

Our dedicated support and technical teams are with you every step of the way, offering expert assistance from installation to troubleshooting. We’re committed to your success with responsive service and training.

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Available Models

Product Information

Specifications

Interfaces and Software

Resources

Available Models

Name	Power (W)	Current (A)	Voltage (V)	Ripple in CV (pp)	Ripple in CV (rms)
PUL 12000-40	30000 W	40 A	2000 V	≤3000 mV (BW 20 MHz)	≤500 mV (BW 300 kHz)
PUL 11000-80	30000 W	80 A	1000 V	≤1600 mV (BW 20 MHz)	≤300 mV (BW 300 kHz)
PUL 11500-60	30000 W	60 A	1500 V	≤2400 mV (BW 20 MHz)	≤400 mV (BW 300 kHz)
PUL 10750-120	30000 W	120 A	750 V	≤800 mV (BW 20 MHz)	≤200 mV (BW 300 kHz)
PUL 10920-125	30000 W	125 A	920 V	≤1200 mV (BW 20 MHz)	≤250 mV (BW 300 kHz)
PUL 10360-240	30000 W	240 A	360 V	≤320 mV (BW 20 MHz)	≤55 mV (BW 300 kHz)
PUL 10500-180	30000 W	180 A	500 V	≤350 mV (BW 20 MHz)	≤70 mV (BW 300 kHz)
PUL 10080-1000	30000 W	1000 A	80 V	≤320 mV (BW 20 MHz)	≤25 mV (BW 300 kHz)
PUL 10200-420	30000 W	420 A	200 V	≤300 mV (BW 20 MHz)	≤40 mV (BW 300 kHz)

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Product Information

The Versatile and Efficient PUL 10000 4U

The PUL 10000 4U series from EA Elektro-Automatik offers unparalleled performance in programmable DC electronic loads. Its regenerative energy recovery feature not only reduces energy costs but also minimizes heat generation, resulting in lower cooling requirements. With efficiencies of up to 96%, it is the perfect choice for engineers and researchers focused on sustainability and cost-effectiveness in their test systems.

Designed for versatility, the PUL 10000 4U supports a wide range of voltage and current configurations, making it suitable for diverse applications such as battery testing, fuel cell evaluation, and power electronics development. Its advanced autoranging technology ensures full power delivery across its operational range, simplifying setup and reducing the need for multiple devices. Engineers can also leverage the system’s scalability by combining multiple units to achieve higher power and current levels.

With built-in USB, Ethernet, and optional industrial interfaces, the PUL 10000 4U integrates effortlessly into modern test and automation environments. Its compact 4U design maximizes power density, saving valuable space without compromising performance. Whether in a laboratory or industrial setting, the PUL 10000 4U delivers unmatched reliability, precision, and efficiency for today’s most demanding applications.

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Specifications

AC Input

- Voltage, Phases: 380 V – 480 V ±10%, 3ph AC (208 V – 240 V ±10%, 3ph AC with derating to 18 kW)
- Frequency: 45 – 65 Hz
- Power Factor: ca. 0.99
- Leakage Current: <10 mA
- Phase Current: ≤56 A @ 400 V AC
- Overvoltage Category: 2

DC Output (Static)

- Load Regulation CV: ≤0.05% FS (0 – 100% load, constant AC input voltage and constant temperature)
- Line Regulation CV: ≤0.01% FS (380 V – 480 V +10% AC input voltage, constant load and constant temperature)
- Stability CV: ≤0.02% FS (during 8 h of operation, after 30 minutes warm-up, at constant AC input voltage, load, and temperature)
- Temperature Coefficient CV: ≤30 ppm/°C (after 30 minutes warm-up)
- Compensation (Remote Sense): ≤5% UNominal
- Load Regulation CC: ≤0.1% FS (0 – 100% load, constant AC input voltage and constant temperature)
- Line Regulation CC: ≤0.01% FS (380 V – 480 V +10% AC input voltage, constant load and constant temperature)
- Stability CC: ≤0.02% FS (during 8 h of operation, after 30 minutes warm-up, at constant AC input voltage, load, and temperature)
- Temperature Coefficient CC: ≤50 ppm/°C (after 30 minutes warm-up)
- Load Regulation CP: ≤0.3% FS (0 – 100% load, constant AC input voltage and constant temperature)
- Load Regulation CR: ≤0.3% FS + 0.1% FS current (0 – 100% load, constant AC input voltage and constant temperature)

Protective Functions

- Overvoltage Protection (OVP): Adjustable 0–110% UNominal
- Overcurrent Protection (OCP): Adjustable 0–110% INominal
- Overpower Protection (OPP): Adjustable 0–110% PNominal
- Overtemperature Protection (OT): DC output shuts down in case of insufficient cooling

DC Input (Dynamic)

- Rise Time 10 – 90% CC: ≤2 ms
- Fall Time 90 – 10% CC: ≤2 ms

Insulation

- AC Input to DC Output: 3750 Vrms (1 minute, creepage distance >8 mm)
- AC Input to Case (PE): 2500 Vrms
- DC-Output to case (PE): Depending on the model, see model table
- DC Output to Interfaces: 1000 V DC (models up to 360 V rating), 1500 V DC (models from 500 V rating)

Interfaces (Digital)

- Built-in, Galvanically Isolated: USB, Ethernet (100 MBit) for communication, 1x USB Host for data acquisition
- Optional, Galvanically Isolated: CAN, CANopen, RS232, Modbus TCP, Profinet, Profibus, EtherCAT, Ethernet

Interfaces (Analog)

- Built-in, Galvanically Isolated: 15-pole D-Sub
- Signal Range: 0 – 10 V or 0 – 5 V (switchable)
- Inputs: U, I, P, R, remote control on/off, DC output on/off, resistance mode on/off
- Outputs: Monitor U and I, alarms, reference voltage, DC output status, CV/CC regulation mode
- Accuracy (U/I/P/R): 0-10 V: ≤0.2% , 0-5 V: ≤0.4%

Device Configuration

- Parallel Operation: Up to 64 units of any power class in the 10000 series, with Master-Slave Bus and Share Bus

Safety and EMC

- Safety Standards: EN 61010-1, IEC 61010-1, UL 61010-1, CSA C22.2 No 61010-1, BS EN 61010-1
- EMC Compliance: EN 55011 (Class A), CISPR 11 (Class A), FCC 47 CFR part 15B (Class A)
- EN 61326-1 Includes tests: EN 61000-4-2, EN 61000-4-3, EN 61000-4-4, EN 61000-4-5, EN 61000-4-6
- Safety Protection Class: Class 1
- Ingress Protection: IP20

Environmental Conditions

- Operating Temperature: 0–50 °C (32–122 °F)
- Storage Temperature: -20–70 °C (-4–158 °F)
- Humidity: ≤80% relative humidity, non-condensing
- Altitude: ≤2000 m (≤6,600 ft)
- Pollution Degree: 2

Mechanical Construction

- Cooling: Forced air flow from front to rear (temperature-controlled fans), optional water cooling
- Dimensions (W x H x D): 19” x 4U x 668 mm
- Weight: 50 kg (110 lbs)
- Weight with water cooling: 56 kg (126 lbs)