Yokogawa PR300 Power and Energy Meter - Manual (Page 64)

Appendix
A-7 IM 77C01E01-01E
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Appendix 1 Specifications of PR300
Insulation resistance Between each of the voltage input, current input, power, ground, digital input, pulse output,
analog output, RS-485 communication output, Ethernet communication output, and alarm
output terminals: 100 M
⍀ minimum (at 500 V DC)
Withstand voltage Between each of the voltage input, current input, power, and ground terminals: 2500 V AC for 1
minute
Between (the voltage input, current input, power, and ground terminals) and the digital input,
pulse output, analog output, alarm output, RS-485 communication output, and Ethernet
communication output terminals: 2500 V AC for 1 minute
Between each of the digital intput, pulse output, analog output, alarm output, and (RS-485
communication output, Ethernet communication output) terminals: 1000 V AC for 1 minute
Between the RS-485 communication output and Ethernet communication output terminals: 500 V
AC for 1 minute
Impulse withstand voltage
Between all of the voltage input, current input, and power terminals and the ground terminal
Between all of the output and ground terminals and all of the voltage and current input terminals:
6 kV (1.2/50
µs), 10 times for positive and negative
Effects of magnetic field 400 A/m or less Active power: ±0.5% of F.S., Voltage: ±0.25% of F.S.
Effects of changes in ambient temperature
±0.03%/°C for a temperature change rate of 10°C/h or less (when 0.05In Ϲ I Ϲ Imax and power factor = 1)
±0.05%/°C for a temperature change rate of 10°C/h or less (when 0.1In Ϲ I Ϲ Imax and power factor = LAG0.5)
In: rated current; I: present current input
Effects of power supply voltage variations
Active power: ±0.25%, Voltage/Current: ±0.125%
(for variations within the power supply operating range (when 0.01In and power factor = 1))
In: rated current
Effects of input frequency
Active power: ±0.25%, Voltage/Current: ±0.125% (for variations of 45 to 65 Hz)
Power supply 100 - 240 V AC Ϯ10% (50/60 Hz) or 130 - 300 V DC Ϯ15%
Power consumption AC drive 10 VA maximum
DC drive 5 W maximum
Safety and EMC Standards
Safety standards Compliant with
IEC/EN61010-1
UL61010-1
CAN/CSA C22.2 No.61010-1-04 (C-UL Listed)
Measurement category: 600V CAT.III
Measurement
category
CAT.I
CAT.II
CAT.III
CAT.IV
Descriptions
Circuits not directly connected to the main power
supply
Circuits directly connected to low-voltage facility
Circuits in building facility
Power sources for low-voltage facility
Remarks
House-use equipment, portable
tools, etc.
Switchboards, circuit breakers, etc.
Overhead lines, cable systems, etc.
Mains supply installation category: CAT.II
Pollution degree: 2 (IEC/EN61010-1)
Rated measurement input
Voltage input: 600 V AC (between terminals)
Current input: 600 V AC (across ground)
EMC-compliant standard
Compliant with EN61326
During testing, the instrument continues to operate at a measurement accuracy within
Ϯ20%.