• EA-PSI 9040-40 DT 1kW
  • EA-PSI 9040-40 DT 1kW

EA-PSI 9040-40 DT 1kW

1000W autoranging programmable desktop DC power supply with 0–40V, 0–40A output, active PFC, and up to 92% efficiency. Equipped with a colour touch panel, built‑in function generator, resistance simulation, and low‑ripple output. Remote control via galvanically isolated analog (0–5/10V), USB, and Ethernet (Modbus TCP/SCPI). 40V model compliant with SELV (EN 60950). Well suited for laboratory R&D, automated testing, and industrial development.

Output Current
0-40A
Output Power
1000W
Output Voltage
0-40V
Characteristic Curve
U/I/P autoranging
External Control
Analogue 0-5V/0-10V, USB, LAN, Modbus TCP
Housing
Desktop (table)
Human Interface
Touch panel & Menu
Special Feature
Function Generator, Resistance
  • EA-PSI 9040-40 DT 1kW

Description

30-Second Fit Check

  • Need a high‑current low‑voltage bench supply? Output is 0–40 V, rated 0–40 A.
  • Rated power: 1000 W with autoranging (U/I/P) – higher voltage at lower current, higher current at lower voltage.
  • Wide‑range AC input with active PFC: 90–264 VAC, 45–65 Hz for worldwide use.
  • Protection: OVP, OCP, OPP, and OT with configurable thresholds.
  • Efficiency up to 92%; built‑in output filter ensures low ripple.
  • SELV compliance (EN 60950) for 40 V models – safe for general lab use.

What It Is + Why It Matters

  • High‑current programmable DC bench power supply for laboratory, R&D, and automated test systems.
  • Autoranging output stage provides up to 40 A at lower voltages, enabling a single unit to handle diverse load conditions.
  • Integrated function generator (sine, triangle, rectangle, ramp, arbitrary) and resistance simulation eliminate external instruments.
  • Galvanically isolated analog 0‑5/10V interface plus USB and Ethernet with Modbus TCP / SCPI support for seamless ATE integration.
  • Colour touch panel with direct entry, two rotary knobs, and five user profiles for quick setup switching.
  • Supplied software “EA Power Control” offers sequencing and data logging; optional “Multi Control” licence for up to 20 units.
Note: The 40 V model meets SELV safety requirements; a built‑in discharge circuit reduces output to <60 V within 10 s on shutdown (models ≥200 V).

Key Specs

  • DC Output: 0–40 V, 0–40 A, 1000 W autoranging (U/I/P characteristic curve).
  • AC Input: 90–264 VAC with active PFC; frequency 45–65 Hz.
  • Efficiency: up to 92%.
  • Ripple: low‑noise output thanks to built‑in additional output filter.
  • Protection: OVP, OCP, OPP (configurable 0–nominal value), OT.
  • Remote sensing: standard front‑panel sense input automatically compensates for voltage drops in load cables.
  • Control interfaces: galvanically isolated analog 0–5 V / 0–10 V, USB, Ethernet (Modbus TCP, SCPI).
  • Display & control: colour touch panel, two rotary knobs with pushbutton, two status LEDs.
  • Special functions: function generator (sine, triangle, rectangle, ramp, arbitrary up to 99 sequences), resistance simulation.
  • User profiles: 5 storable profiles for set values, protection limits, and configuration.
  • Supervision: configurable over/under voltage/current detection with signal/warning/alarm action.
  • Housing: desktop enclosure with carrying handle and tilt stand.

Integration & Installation

  • Desktop format; carrying handle doubles as tilt stand for ergonomic bench angle.
  • Front panel: DC output terminals, remote sense input, USB‑A port (data/logging), control panel.
  • Rear panel: AC inlet, USB‑B, Ethernet, 15‑pole Sub‑D analog interface.
  • Cooling: temperature‑controlled fans; ensure adequate ventilation around the unit.
  • Included software: Windows‑compatible “EA Power Control” for remote device management, sequencing, and firmware updates.

Best for / Not for

  • Best for: R&D testing of low‑voltage/high‑current devices, DC motor drives, LED arrays, battery charging at high currents, electrolysis, and automated ATE racks requiring flexible voltage/current combinations.
  • Not for: applications needing output voltage above 40 V, current beyond 40 A, or sustained power exceeding 1000 W.

Selection Checklist + RFQ

  • Confirm required output range within 0–40 V, 0–40 A, and max. 1000 W.
  • Verify AC mains: 90–264 VAC single‑phase.
  • Choose remote control method: analog (0‑5/10V), USB, or Ethernet (Modbus TCP/SCPI).
  • If using function generator, ensure your sequence requirements match the internal arbitrary generator (up to 99 points).
  • Plan bench space and cooling; the SELV‑compliant 40 V output simplifies safety in educational or open‑bench setups.

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