Variant in Controller: Demand Controller
Demand Controller manufactured by Powertrac Meters Pvt Ltd is designed for greater accuracy and high speed. The Demand Controller is used to control the demand of a system. The application is use to secure the system at overload conditions and also helps in saving the MD penalties. Special Features.
Feature | Value |
---|---|
Electrical Characterstics | |
Type of measurement | True RMS at 50 Hz |
Current and voltage | Class - 1.0 |
Active Power | Class - 1.0 / Class - 0.5 accuracy |
Reactive Power | Class - 2.0 / Class - 1.0 accuracy |
Apparent Power | Class - 1.0 / Class - 0.5 accuracy |
Frequency | Class - 0.2 / Class - 0.1 accuracy |
Power factor | Class - 1.0 |
Active Energy | Class - 1.0 / Class - 0.5 accuracy |
Reactive Energy | Class - 2.0 / Class - 1.0 accuracy |
Apparent Energy | Class - 1.0 / Class - 0.5 accuracy |
Demand Energy | 30 Min. Integration period |
* Additional error for meter input current below 100 mA | |
Data update rate | 1 sec |
Input Voltage | V1, V2, V3, Vn |
Measured voltage | 80 - 480 V AC L-L without PTs Upto 999 kV with external Pts |
Permissible overload | 1.10 Un (480 V L-L) |
Burden | As per IS |
Frequency Range | 50Hz ± 5% |
Primary CT | 1 A - 99.0 kA |
Secondary CT | 1 A - 5 A |
Measurement range | 40 mA - 6 A |
Permissible overload | 6 A continuous |
AC Power Supply | 100 - 277 V AC at 50 Hz |
DC Power Supply | 100 - 277 V DC |
Mechanical Characterstics | |
Weight | 0.500kg to 0.250kg (Shipping) |
IP degree of protection | Front: IP 51; Back: IP 40 |
Dimensions | Bezel: 96 x 96 mm Depth: 65 mm behind bezel Panel cutout: 92 x 92 mm |
ENVIRONMENTAL CONDITIONS | |
Operating temperature | 4°C to 60°C |
Storage temperature | 4°C to 70°C |
Humidity rating | 5 to 60 % RH non-condensing |
COMMUNICATION | |
RS-485 port | 2 terminals only Baud rate : 9600bps Protocols: Modbus |
ELECTROMAGNETIC COMPATIBILITY | |
Electrostatic discharge | IEC 61000-4-2 |
Immunity to electromagnetic RF Field | IEC 61000-4-3 |
Immunity to surge waves | IEC 61000-4-5 |
Impulse voltage with stand apability | 6kV for 1.2/50 μS per IS : 13779 |
DISPLAY CHARACTERISTICS | |
Integrated LED display | View 3 parameters together on 3 line, 4 digits per line display. Auto-scaling capability for Kilo, Mega values User-selectable default display page. Password protection for setup parameters. |
Note: Technical Specifications and illustrations are subject to change arising out of continuous Product Development.
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