M41
Salient features
- Site Programmable CT & PT Ratio
- LED Display
- True RMS Measurement
- Password Protection
- RS485 Computer Interface
- Monitor Temperature through 3 AI RTD PT100
- Monitor True RMS Earth Fault Current
- MD Monitoring and Controlling
- 3 Digital I/P’s for Switchgear status
- 2 Relay O/P’s for Controlling/Alarming
- Harmonics Measurement (Individual/Total)
- Auto Ranging
- Universal Aux. Supply
- LED Indicators for I/P Status, Earth Fault, Temp.
- Fault, Relay, Rx, Tx & 2nd Source on.
Applications:
- Control panel
- Test bench
- Distribution system
- Energy management
- Generator sets
- Process control & SCADA
- Motor control
Description
Model | M 41 |
Class Accuracy | 1/0.5 |
phase | 3 phase 4 wire / 1 phase 2 wire |
Display | LCD |
Auxiliary Voltage | 90-270V AC (±15%) |
Frequency | 50/60 Hz |
Measurement Accuracy | 1% |
Voltage | ±0.5% |
Current | ±0.5% |
Frequency accuracy | ±0.1% |
Power factor | ±0.5% |
Unbalances | |
Import/Export | Yes |
THD Measurement | Yes |
Individual Harmonics | Upto 31 level over RS486 |
Total harmonics | Yes |
Active Power | ±0.5% |
Active Energy | ±1% |
Apparent Power | ±1% |
Reactive Power | ±2% |
Reactive Energy | ±2% |
Voltage Measurement Range | 0-500 VAC (L-L)/0-300V (L-N) |
Current Measurement Range | 0.015A-6A AC Direct 60A(opt.) |
Digital Input/Output | 3 DI & 2 relay output |
Analog Input | 3 AI |
Temp Sensor | 3 RTD Input |
Real Time Clock | Yes |
Maximum Demand Controller | Yes |
Voltage and current disturbance (Sag and Swell) | Yes |
Degree of Protection | IP51 |
Dual Source | Yes |
Communication | Modbus RS485 |
Baud Rate | 4800 to 38400 bps |
Sampling Rate | 64 |
Compliance Safety and EMC | IEC 61010-1 (Safety) , IEC 61000 4-2,4-3,4-6,4-8,4-4,4-11 (EMC) |
Power Monitoring Device | IEC 61557-12 |
Data Logger | Yes |
Burdan | 3 VA Max. for aux supply for 0.2 VA for voltage and current |
Weight | 280 gms |
Ambient | -10-55 C |