EA's new PSB 20000 Triple

EA-PSB20000 TRIPLE: Triple Output DC Power Supply for growing demands

Introduction to EA-PSB 20000 TRIPLE

The EA-PSB20000 TRIPLE is a 3-channel bidirectional DC power supply engineered to meet the growing demand for power, throughput, and flexibility in modern industries. This next-generation power supply offers an unparalleled combination of efficiency, reliability, and adaptability. With a voltage range up to 3 x 920 V and current range up to 3 x 340 A, it delivers synchronized high-speed testing—all within a single compact device. Whether used independently or integrated into a rack system, the EA-PSB20000 TRIPLE is built to future-proof your testing operations.

Technical Specifications

Channels: 3 fully independent, isolated, bidirectional outputs

Voltage range:

Up to 0 – 920 V per channel (depending on model variant)
Lower-voltage models available (60 V, 80 V, 200 V, 360 V, 500 V)

Current per channel:

Up to 340 A (4U variant)
Up to 170 A (3U variant)

Power per channel:

10 kW per channel (4U variant, total 30 kW)
5 kW per channel (3U variant, total 15 kW)

Efficiency: >96% in regenerative (energy recovery) mode

Input supply: 208 V – 480 V AC, ±10%, 3-phase

Cooling: Air-cooled standard, water-cooling optional on 4U models

Interfaces: USB, Ethernet (1 Gbit/s), EtherCAT, CAN FD, Digital I/O, Master-Aux-Bus, Share-Bus

Key Features

Triple Channel Output

Unlike conventional power supplies, the EA-PSB20000 TRIPLE allows three independent and simultaneous outputs, giving maximum flexibility for complex testing scenarios.

High-Speed Synchronized Testing

It enables synchronized testing across multiple channels, providing precise and efficient results in scenarios like PV inverter and EV subsystem validation.

Future-Proof and Energy Efficient

Engineered with efficiency and reliability in mind, this model is cost-saving, scalable, and versatile, ensuring long-term value across diverse industries.

Applications of EA-PSB20000 TRIPLE

PV Inverter Testing

The EA-PSB20000 TRIPLE can simultaneously test two solar panel inputs and a battery output. Its built-in software recognizes Maximum Power Point Tracking (MPPT) to measure inverter efficiency accurately.

Automotive and EV Validation

Designed for the automotive sector, it validates EV subsystems at higher voltages. Its flexible triple-channel configuration makes it ideal for testing modern automotive components.

Research and Industrial Applications

From R&D labs to industrial automation, the EA-PSB20000 TRIPLE supports advanced testing scenarios, reducing the need for multiple single-output devices.

Advantages Over Conventional Power Supplies

Flexibility: Three outputs in one system reduce hardware needs.
Cost Savings: Lower investment compared to multiple devices.
Energy Efficiency: Bidirectional design reduces energy waste.
Scalability: Easily integrates into rack systems for large-scale use.

Installation and Integration

Standalone Usage

The EA-PSB20000 TRIPLE works perfectly as a single-unit testing device, ideal for labs or smaller facilities.

Integration into Rack Systems

For industrial or large-scale applications, it can be seamlessly integrated into rack-mounted test systems, enhancing efficiency and throughput.

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Buying Guide

Where to Purchase

You can purchase the EA-PSB20000 TRIPLE through us here at Caltest Instruments. Contact us if you have any questions regarding this product and how to intergrate it into your test system.

Pricing, Warranty, and Support

Pricing varies depending on configuration and system integration. Buyers benefit from manufacturer warranties and after-sales support like Calibration to ensure long-term reliability.

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