BTS20-300-40-IGBT
May 27, 2026

BTS20-300-40-IGBT

Manufacturer: SEW‑EURODRIVE Type: High‑power servo DC bus power supply, BTS20 series (IGBT‑based, rack‑mount)

Description

Part Number Breakdown

  • BTS20: 20 kW class, rack‑mount servo power supply

  • 300: DC output voltage 300 V nominal

  • 40: 40 A continuous current

  • IGBT: Uses IGBT power stage (high‑efficiency, high‑switching‑frequency design)

Key Specifications

  • Input: 3‑phase AC 380–480 V, 50/60 Hz

  • Output: Regulated DC 300 V

  • Continuous current: 40 A

  • Rated power: 12 kW (300 V × 40 A)

  • Power device: IGBT (insulated‑gate bipolar transistor)

  • Protection: Overvoltage, overcurrent, overtemperature, short‑circuit

  • Mounting: Rack/panel mount

  • Efficiency: Typically >95%

  • Weight: Approx. 3.0 kg

Features

  • IGBT technology: Higher efficiency, faster dynamic response, lower heat vs. thyristor‑based units

  • High continuous power: 12 kW for demanding servo axes

  • Stable 300 V DC bus for SEW MOVIDRIVE®/MOVIDRIVE® B servo drives

  • Compact rack design for control cabinet integration

  • Designed for high‑performance automation: machine tools, press lines, material handling

Note

The ‑IGBT suffix distinguishes it from older SEW power supplies using thyristors (SCR). This model is optimized for dynamic, high‑precision servo applications.


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