Triconex 8301A | Fault-Tolerant Power Supply for SIS Racks

Triconex 8301A Power Supply Module – Rack-Mounted TMR Safety Power

Product Description / Overview

The Triconex 8301A is a high-reliability rack-mounted power supply module designed for Triconex Safety Instrumented System (SIS) mainframes. It provides a regulated 24 VDC output, ensuring continuous operation of CPUs and I/O modules. Moreover, its Triple Modular Redundancy (TMR) architecture guarantees fault tolerance and high availability, making it ideal for mission-critical safety applications across industrial sectors.

Technical Data / Specifications

• System Compatibility: Triconex SIS mainframe racks

• Module Type: Rack-mounted Power Supply Module

• Input Voltage: 24 VDC

• Output Voltage: 24 VDC regulated

• Output Current: 4 A

• Output Power: 96 W

• Architecture: Triple Modular Redundancy (TMR)

• Cooling Method: Natural convection

• Operating Temperature: 0 °C to +60 °C

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

• Humidity Range: 5% to 95% RH, non-condensing

• Dimensions (H × W × D): 63 × 178 × 394 mm

• Weight: 1.15 kg (4.74 lbs)

• Indicators: Power and status LEDs

• Mounting: Rack-mounted in Triconex chassis

• Certifications: IEC 61508 SIL3, IEC 61511, CE

FAQ

Q1: What output voltage does the 8301A module provide?
It delivers a regulated 24 VDC output to power Triconex SIS racks.

Q2: Is the module redundant for fault tolerance?
Yes, it features Triple Modular Redundancy (TMR) to ensure continuous operation.

Q3: Can it operate in industrial environments?
Absolutely. It works reliably between 0 °C and +60 °C with natural convection cooling.

Q4: How is the module mounted?
The 8301A is designed for standard Triconex chassis and rack-mounted installation.

Q5: Which safety standards does it meet?
It is certified IEC 61508 SIL3, IEC 61511, and CE for safety-critical applications.