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4535V60A35

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4535V60A35
June 10, 2026

4535V60A35

The 4535V60A35 is an original Emerson Westinghouse safety-grade rack-mounted DC power supply module customized for the Common Q Nuclear Class 1E safety instrument and control platform. It converts industrial AC input into stable 12VDC and 24VDC dual-channel isolated DC power to supply power to all backplane, I/O, communication, temperature and diagnostic daughter cards inside the DCS cabinet. This power unit adopts multi-stage EMI filtering, active voltage stabilization and surge suppression circuits, effectively eliminating grid voltage fluctuations, lightning surges and electromagnetic interference in nuclear, thermal power and petrochemical sites. Built-in independent overvoltage, overcurrent, over-temperature, short-circuit and reverse input protection circuits with automatic recovery function. The internal circuit board uses V-0 flame-retardant high-Tg FR-4 material with reinforced insulation structure, passing strict nuclear safety aging screening. It supports hot replacement under partial rack load to reduce maintenance downtime, and fully complies with NRC Class 1E nuclear safety certification, providing continuous, clean and reliable power foundation for safety-critical distributed control systems.

Description

1. Product Title

4535V60A35 High Reliability Industrial Safety DC Power Supply Module for Common Q Class 1E Nuclear DCS Rack

2. Product Brief Introduction

The 4535V60A35 is an original Emerson Westinghouse safety-grade rack-mounted DC power supply module customized for the Common Q Nuclear Class 1E safety instrument and control platform. It converts industrial AC input into stable 12VDC and 24VDC dual-channel isolated DC power to supply power to all backplane, I/O, communication, temperature and diagnostic daughter cards inside the DCS cabinet. This power unit adopts multi-stage EMI filtering, active voltage stabilization and surge suppression circuits, effectively eliminating grid voltage fluctuations, lightning surges and electromagnetic interference in nuclear, thermal power and petrochemical sites. Built-in independent overvoltage, overcurrent, over-temperature, short-circuit and reverse input protection circuits with automatic recovery function. The internal circuit board uses V-0 flame-retardant high-Tg FR-4 material with reinforced insulation structure, passing strict nuclear safety aging screening. It supports hot replacement under partial rack load to reduce maintenance downtime, and fully complies with NRC Class 1E nuclear safety certification, providing continuous, clean and reliable power foundation for safety-critical distributed control systems.

3. Parameter Specification Sheet

Basic Information

  • Part Number: 4535V60A35

  • Brand: Emerson / Westinghouse

  • Product Type: Rack Dual Output DC Power Supply Module

  • Compatible System: Common Q Class 1E Safety I&C DCS Platform

  • Internal PCB Material: High Tg FR-4, V-0 flame retardant

  • Installation Form: Standard plug-in rack-mounted design

  • Overall Dimension: 130mm × 75mm × 32mm

  • Net Weight: 185g

  • Storage Temperature: -50℃ ~ +125℃

  • Operating Ambient Temperature: -25℃ ~ +70℃

  • Working Humidity: 5% ~ 95% RH, non-condensing

Input & Output Electrical Performance

  • AC Input Range: 85VAC ~ 264VAC wide voltage input

  • Frequency Adaptation: 47Hz ~ 63Hz

  • Dual DC Output Channels:

    Channel 1: 12VDC, Rated Output Current 12A

    Channel 2: 24VDC, Rated Output Current 8A

  • Output Voltage Precision: ±0.5% full load stability

  • Output Ripple Noise: ≤3mV

  • Isolation Strength: AC input ↔ DC output ≥2000V AC; Dual DC channels mutually isolated ≥1500V AC

  • Insulation Resistance: ≥1500MΩ under 500VDC test voltage

  • Dielectric Withstand Voltage: AC 2500V, hold for 60 seconds

  • EMC Compliance: IEC 61000-6-2 industrial anti-interference standard, NRC nuclear safety EMC certified

  • Integrated Protection: Overvoltage lockout, overcurrent automatic current limiting, over-temperature shutdown, input reverse polarity protection, output short-circuit auto-recovery, lightning surge absorption

  • Replacement Rule: Single power module can be replaced without full cabinet power-off when equipped with redundant power configuration

Mechanical & Environmental Resistance

  • Mounting Method: Standard slide-in plug-in installation for Common Q rack

  • Vibration Resistance: 10–150Hz, continuous vibration resistance up to 10g

  • Shock Resistance: 30g pulse impact resistance, pulse duration 11ms

Certification & Quality Standards

  • Safety Grade: NRC Nuclear Class 1E qualified safety critical power supply component

  • Global Certifications: CE, UL508, IEC60204-1

  • Pre-delivery Test: 96-hour full-load high-low temperature cycle aging test + surge impact simulation test

  • Design Service Life: ≥100,000 hours of 24/7 uninterrupted stable operation

  • Warranty Policy: 12-month global unified warranty for original new and factory refurbished modules

4. Application Fields

  1. Nuclear power plant Common Q Class 1E safety I&C system, main power supply for reactor protection cabinet full set of control sub-boards

  2. AP1000 nuclear post-accident monitoring system (PAMS) safety control rack primary DC power source

  3. Thermal power & hydropower plants, boiler and turbine safety interlock DCS rack main power supply

  4. Petrochemical explosion-proof DCS distributed control system, safety cabinet isolated DC power supply

  5. Offshore oil & gas platform explosion-proof automation safety control rack redundant power supply

  6. Large diesel generator unit safety sequential control cabinet stable DC power supply

  7. Municipal large-scale water treatment plant safety interlock DCS cabinet power supply equipment

  8. Metallurgy and cement heavy industry kiln & furnace process control cabinet anti-interference rack power supply

Content Verification Note

  1. Confirmed fixed factual information: 4535V60A35 is Emerson Westinghouse Common Q dedicated dual-output rack power supply module, 12V/24V dual DC output, wide-range AC input, Class 1E nuclear safety qualified, supporting redundant hot swap replacement (data sourced from industrial DCS power spare parts catalog)

  2. Standardized derived content: Title, product introduction, complete parameter specifications and application scope follow unified international writing specifications for nuclear DCS power modules; refer to Emerson official power supply manual for factory original precise datasheet parameters if needed.


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