PM01-PM01-A-V001- Extend the lifespan of DCS systems, improve production efficiency, and become the core tool for industrial production!

The SIS PM01-PM01-A-V001 is a dual-redundant Safety Power Supply Module designed for high-availability Safety Instrumented Systems (SIS) in critical process industries. Engineered to deliver fault-tolerant 24VDC power to safety controllers and I/O, this module features automatic load sharing and seamless failover (<5>0.95), while integrated diagnostics monitor voltage ripple, current imbalance, and thermal conditions. The SIS PM01-PM01-A-V001’s hot-swappable architecture enables maintenance without process disruption, making it essential for emergency shutdown systems, fire/gas panels, and turbine protection in refineries, power plants, and chemical facilities.

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Description

The SIS PM01-PM01-A-V001 is a dual-redundant Safety Power Supply Module designed for high-availability Safety Instrumented Systems (SIS) in critical process industries. Engineered to deliver fault-tolerant 24VDC power to safety controllers and I/O, this module features automatic load sharing and seamless failover (<5>0.95), while integrated diagnostics monitor voltage ripple, current imbalance, and thermal conditions. The SIS PM01-PM01-A-V001’s hot-swappable architecture enables maintenance without process disruption, making it essential for emergency shutdown systems, fire/gas panels, and turbine protection in refineries, power plants, and chemical facilities.

SIS PM01-PM01-A-V001

SIS PM01-PM01-A-V001

Technical Specifications

Parameter Name Parameter Value
Product Model PM01-PM01-A-V001
Manufacturer SIS (Safety Instrumented Systems Ltd.)*
Product Type Redundant Safety Power Supply
Input Voltage 85–264 VAC / 88–300 VDC (Auto-ranging)
Output Voltage 24 VDC ±0.5%
Max Output Current 20 A per module (40 A redundant pair)
Redundancy 1+1 Active Parallel
Efficiency 92% @ 50% load
Transfer Time <5>
Protections Overcurrent, Overtemperature, Short-Circuit
Operating Temperature -40°C to +85°C
Cooling Convection (Fanless)
MTBF 300,000 hours (IEC 61709)
Safety Certification SIL 3 (IEC 61508), TÜV Rheinland
Isolation 3,000 VAC input-to-output

 

Main Features and Advantages

Fault-tolerant architecture: Dual independent power conversion stages with cross-monitoring ensure zero-interruption power delivery. The PM01-PM01-A-V001’s current-sharing precision (±2%) prevents single-module overloads and extends service life.

Advanced diagnostics: Real-time health reporting via dry contacts (OK/Fault) and MODBUS RTU. Predictive algorithms detect capacitor aging or fan degradation (if equipped), triggering maintenance alerts before failure.

Safety compliance: Reinforced isolation meets ANSI/ISA 84.00.01 requirements for SIS power sources. Arc containment design allows hot-swap in Zone 2/Division 2 areas. Gold-plated terminals resist corrosion in H₂S environments.

Application Field

The SIS PM01-PM01-A-V001 secures critical safety systems:

 

Oil & Gas: Powers HIPPS (High-Integrity Pressure Protection) valves and subsea ESD controls.

 

Chemical: Backs burner management systems (BMS) in reactor furnaces.

 

Power Generation: Supplies turbine overspeed trip circuits and boiler MFT (Master Fuel Trip) panels.

 

Pharmaceutical: Ensures uninterruptible power to sterilization chamber safety interlocks.
In LNG terminals, it withstands -40°C cold starts while powering cryogenic valve actuators.

 

SIS PM01-PM01-A-V001

SIS PM01-PM01-A-V001

Related Products

 

PM02-PM02-B-V001: 40A redundant power supply for high-load systems.

 

CTL01-001: Safety controller compatible with PM01-PM01-A-V001.

 

SIS DI16-001: SIL 3 digital input module.

 

PSM01-001: Power system monitor with HMI interface.

 

BP01-001: Backplane for modular SIS cabinets.

 

 

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