Core Functions

1. TMR redundant power conversion, single‑point failure tolerance for high‑reliability critical control applications

2. Built‑in power‑fail holdup capacitors for short‑term ride‑through during momentary power loss

3. 4‑LED status indicators: Power OK, Input Fault, Over‑Temperature, Power Failure

4. 10A time‑delay input circuit breaker/fuse for overcurrent protection

5. Stable power output for MicroNet TMR controllers, I/O modules and communication boards

6. Conformal‑coated PCB, anti‑vibration and anti‑interference for harsh industrial environments

Technical Specifications

• Input Voltage: 220 VAC (47–63 Hz)

• Max Input Power: 1250 VA

• Max Input Current: 6.7 A

• Output: Regulated DC power for TMR control system

• Hold‑up Time: 1 power cycle @ 220 VAC

• Fuse/Breaker: 10 A time‑delay type

• Operating Temperature: -25 ℃ ~ +70 ℃

• Weight: 0.75 kg (module only); 22 kg with full chassis

• Revision: Latest Rev G (enhanced protection & cooling)

• Certifications: CE, UL, Class I Div 2 hazardous area compliant

Mechanical & Environmental Features

• Mounting: Rack‑mount for MicroNet TMR power supply chassis

• Housing: Heavy‑duty metal enclosure, compact modular design

• Protection: Over‑voltage, over‑current, over‑temperature, reverse‑polarity protection

• Vibration Resistance: Designed for continuous vibration in power generation & oil‑gas sites

Typical Applications

• Gas/steam turbine MicroNet TMR control system power supply

• Large‑power reciprocating engine/gas compressor control power unit

• Thermal power plant critical prime mover control systems

• Offshore oil‑gas platform engine & turbine control