ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Current measurement (TRMS)
Via CT primary: 9999 A
Via CT secondary: 5 A
Measurement range: 0 … 11 kA
Input consumption: 0.6 VA
Measurement updating period: 1 s
Accuracy: 1%
Permanent overload: 6 A
Intermittent overload: 10 In for 1 s
Voltage measurements (TRMS)
Direct measurement between phases: 50 … 500 VAC
Direct measurement between phase and neutral: 28 … 289 VAC
Input consumption: ≤ 0.1 VA
Measurement updating period: 1 s
Accuracy: 1%
Permanent overload: 800 VAC
Power measurement
Measurement updating period: 1 s
Accuracy: 1%
Power factor measurement
Measurement updating period: 1 s
Accuracy: 1%
Frequency measurement
Measurement range: 45 … 65 Hz
Measurement updating period: 1 s
Accuracy: 0.1 %
Energy accuracy
Active (according to IEC 62053-21): Class 1
Reactive (according to IEC 62053-23): Class 2
Auxiliary power supply
Alternating voltage: 110 … 250 VAC
AC tolerance: ± 10 %
Direct voltage: 120 … 250 VDC
DC tolerance: ± 10%
Frequency: 50 / 60 Hz
Consumption: 10 VA
Pulse or alarm output
Number: 1
Type: 100 VDC - 0.5 A - 10 VA
Max. number of operations: ≤ 10^8
Inputs
Number: 3
Power supply: 10 … 30 VDC
Minimum signal width: 10 ms
Minimum duration between 2 pulses: 18 ms
Type: Phototransistors
Communication
Link: RS485
Type: 2 … 3 half duplex wires
Protocol: MODBUS RTU
MODBUS® speed: 1400 … 38400 bauds
Operating conditions
Operating temperature: - 10 … + 55 °C
Storage temperature: - 20 … + 85 °C
Relative humidity: 95 %
