Đồng Hồ Đa Năng R-DPA96A, Rudolf

Thông số kỹ  thuật:

Accuracy of measurement

Current: 0.2% from 10 to 110%/ In

Voltage: 0.2% from 140 to 700% VAC

Power: 0.5% of full scale (-90° to +90°)

Power Factor : 0.5% for 0.5 < PF< 1

Frequency:  0.1% from 45 to 65 Hz

Active energy : ±0.5% from 0.02 to 1.2 In with

                                PF = 0.5L or 0.8C

Reactive energy:  ±2% from 0.1 to 1.2 In with cos = 0.5L or C

Current inputs

Primary                CT :  5-10000A

Secondary CT: 5A / 1A

Sensing range:  10mA to 10A

Permissible overload :  50A 1sec

Consumption:  < 0.1VA

Galvanic insulation:  2.5kV

CT earth connection (secondary):  yes

Voltage inputs

Direct measurement:   from 18 to 700VAC (phase/ phase)

Voltage sensing transformer:    from 10 to 404VAC (phase/ neutral)

(secondary 60, 100, 110, 115, 120, 173, 190V)

Galvanic insulation : 2.5kV

Frequency:  45 to 65 Hz

Auxiliary power supply

Standard:  110 to 440 VAC ±10%

                  120 to 350 VDC ±20%

                  Others 12- to 48VDC -6/+20%

                  Consumption < 10VA

Inputs

Type Optocouplers:  (10 to 30VDC)

Monitoring or command outputs

Type REED relays:  (250VAC – 5A – 1250VA)

Pulse outputs

Type REED relays : (100VDC – 0.5A – 10VA)

Communication

RS 485 : 2 or 3 wire half duplex

Protocol : PROFIBUS/ JBUS/ MODBUS protocol mode

Speed: 2400 to 38400 Bauds

Analogue outputs 0/4 – 20mA

Load resistance:  0 to 600 ohms

Response time: 1sec