GE Power Management PQM Power Quality Meter 1-13
1 OVERVIEW 1.3 SPECIFICATIONS
1
COMMUNICATIONS
COM1/COM2 TYPE: RS485 2-wire, half duplex, isolated
COM3 TYPE: RS232 9-pin
BAUD RATE: 1200 to 19200
PROTOCOLS: Modbus
®
RTU; DNP 3.0
FUNCTIONS: Read/write setpoints
Read actual values
Execute commands
Read Device Status
Loopback Test
CLOCK
ACCURACY: ±1 minute / 30 days at 25°C ± 5°C
RESOLUTION: 1 sec.
CONTROL POWER
INPUT: 90 to 300 V DC or
70 to 265 V AC, 50/60 Hz
POWER: nominal 10 VA
maximum 20 VA
HOLDUP: 100 ms typical
(@ 120 V AC / 125 V DC)
IT IS RECOMMENDED THAT THE PQM BE
POWERED UP AT LEAST ONCE PER YEAR
TO AVOID DETERIORATION OF THE ELEC-
TROLYTIC CAPACITORS IN THE POWER
SUPPLY.
TYPE TESTS
DIELECTRIC STRENGTH:
2.0 kV for 1 minute to relays, CTs,
VTs, power supply
INSULATION RESISTANCE: IEC255-5, 500 V DC
TRANSIENTS: ANSI C37.90.1 Oscillatory
2.5 kV/1 MHz
ANSI C37.90.1 Fast Rise 5 kV/10 ns
Ontario Hydro A-28M-82
IEC255-4 Impulse/High Frequency
Disturbance Class III Level
IMPULSE TEST: IEC 255-5 0.5 Joule 5kV
RFI: 50 MHz/15 W Transmitter
EMI: C37.90.2 Electromagnetic Interfer-
ence @ 150 MHz and 450 MHz,
10V/m
STATIC: IEC 801-2 Static Discharge
HUMIDITY: 95% non-condensing
TEMPERATURE: –10°C to +60°C ambient
ENVIRONMENT: IEC 68-2-38 Temperature/Humidity
Cycle
PACKAGING
SHIPPING BOX: 8½" × 6" × 6" (L×H×D)
21.5cm × 15.2cm × 15.2 cm
(L×H×D)
SHIP WEIGHT: 5 lbs/2.3 kg
CERTIFICATION
ISO: Manufactured under an ISO9001
registered program
UL: recognized under E83849
CSA: recognized under LR41286
CE: Conforms to EN 55011 / CISPR 11,
EN50082-2, IEC 947-1, IEC 1010-1
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