PowerFactory Monitor

Introduction

Technical specifications

Functional overview

Download the PFM brochure

Technical Specifications

Overview

• Up to 128 analog and 64 digital input channels
• Up to 32 relay outputs for alarms
• Scan rates up to 15,36 kHz, 16 bits resolution
• Self-diagnostic, watch-dog and auto-boot
• 2x750 GByte RAID, dual-CPU, 3 GB DRAM

Enclosure

• Control and Monitoring Unit, CMU (19″ x 12HU)
• Signal Unit, SU (19″ x 4 HU)

Supply Voltage

• 24-300 VDC and 110 / 220 VAC

Relay Outputs

• 4x8 alarm output with Form C contacts

Analog Channels

• 32 analog channels / Signal Unit (max. 4 SU per CMU); flexible input configuration

Currents

• 1/5 A (nominal)

Voltage

• 150V (nominal)

Small signals

• 1mV, 10mV, 1V, 10V, ±20mA

Accuracy

• Better than 0.3%, CMR >85db

Digital Channels

• Each Signal Unit is equipped with 8 relay outputs and 16 digital inputs.

Communication

• Ethernet network 10/100/1000Mb/s, TCP/IP protocol

Control and Monitoring Unit

• Dual CPU system, 3 GB DRAM, 2*750 GB RAID
• 15″ TFT screen

Recording Functions - Sampling Rate

• Up to 256 samples per cycle
• 50 cycles: up to 12.8 kHz
• 60 cycles: up to 15.36 kHz

Fault-/Event Recording Stream

• Pre-fault time: user selectable (typical: 0.1-5s)
• Fault time: user selectable (typical: 1-20s)
• Post-fault time: user selectable (typical: 0.1-5s)
• Re-trigger: supported, various setting options

RMS-/Phasor/PQ Recording Stream

• Pre-fault time: user selectable (typical: 1-100s)
• Fault time: user selectable (typical: 10-900s)
• Post-fault time: user selectable (typical: 10-900s)
• Re-trigger: supported, various setting options

Continuous RMS/Phasor/PQ Monitoring

• Sampling rate: 0.1-100 samples per second
• Storage capacity: Up to 5 years (minimum)
• Variables: Full flexibility (user defined)

Triggering

• Threshold and gradient on any input and user defined signal
• Triggering on calculated quantities (signal oscillation, PQ criteria, etc.)
• Manual triggering on visually observed signals and test commands