7400208B-020 | Invensys Triconex Redundant Power Supply

Product Description

Product Overview

The Invensys Triconex 7400208B-020 is a redundant power supply module for safety systems.
It delivers stable and regulated 24 VDC power to Triconex controllers and I/O assemblies.
Moreover, the module supports continuous system operation within high-risk industrial environments.
It integrates directly into Triconex chassis without additional configuration or external adapters.

Designed for safety-critical applications, this power module eliminates single-point power failures.
Therefore, system availability remains protected during normal operation and maintenance activities.

Technical Specifications

• Product Type: Power Supply Module

• Model Number: 7400208B-020

• Brand: Invensys Triconex

• Manufacturer: Schneider Electric

• System Compatibility: Triconex Safety Instrumented System (Tricon / Trident)

• Architecture: Redundant, hot-swappable design

• Input Voltage Range: 90–264 VAC

• Input Frequency: 47–63 Hz

• Output Voltage: 24 VDC regulated

• Output Current Capacity: Up to 20 A (system dependent)

• Efficiency: Greater than 85% typical

• Protection Functions: Over-voltage, over-current, short-circuit, thermal protection

• Diagnostics: Built-in self-diagnostics with LED status indicators

• Safety Compliance: SIL 3 (when used within certified Triconex systems)

• Certifications: UL, CE, ATEX, IECEx

• Operating Temperature: –20 °C to +60 °C

• Storage Temperature: –40 °C to +85 °C

• Humidity: 5–95% RH, non-condensing

• Weight:2.0 kg

• Condition: Brand New and Original

• Country of Origin: USA

FAQ

Q1: Is the Triconex 7400208B-020 hot-swappable during operation?
Yes, the module supports hot replacement without interrupting system power delivery.

Q2: What output voltage does this power supply provide?
It provides regulated 24 VDC output for Triconex controllers and I/O modules.

Q3: Can this module be used in SIL 3 safety systems?
Yes, it supports SIL 3 applications when installed within certified Triconex architectures.

Q4: Does the module include internal protection features?
Yes, it includes over-current, over-voltage, short-circuit, and thermal protection.

Q5: Is this product suitable for direct replacement in existing systems?
Yes, it is commonly used as a direct replacement for installed Triconex power supplies.