User`s guide

V3-T9-106 Volume 3—Power Distribution and Control Assemblies CA08100004E—November 2013 www.eaton.com
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9.3
Metering Devices, Protective Relays, Software and Connectivity
Metering Devices
Power Xpert Multi-Point Meter System—Hardware Specifications
Notes
1
DC.
2
AC RMS.
Components
Field
Circuit
Power
Source
Rated
Voltage
Rated
Current
Circuit
Impedance Isolation Note 1 Note 2
PXMP-MB
PXMP-MB-AB
Digital output External 24 ±20%
1
0.080A
maximum
35 ohms
maximum
2.0 kV — —
Digital input External 24 ±20%
1
0.01A 2.22K 2.0 kV Opto drops supply by 2V Group are electrically common
COM1 RS-485 Internal 5V
1
— 50–60 ohms 300V TVS diode clamped to PE —
COM2 RS-485 Internal 5V
1
— 50–60 ohms 300V TVS diode clamped to PE —
Power supply
input
External 24 ±20%
1
0.7A
maximum
N/A 1.0 kV Installation Class II input 15W maximum
Voltage inputs
A (V1)/ B (V2)/
C (V3)/ N (VR)
External
mains
480V L:G
2
0.12 mA 4M ohms N/A Installation Class III High pot 2500V/1 minimum
347V L:N
2
0.09 mA 4M ohms N/A Installation Class III High pot 2500V/1 minimum
600V L:L
2
0.09 mA 4M ohms N/A Installation Class III High pot 2500V/1 minimum
PXMP-MM100MA CT secondary External N/A 100 mA 14.6 ohms N/A 20% over-range See sensor for primary isolation
PXMP-MM10MA CT secondary External N/A 10 mA 67 ohms N/A 20% over-range See sensor for primary isolation
PXMP-MM333MV CT secondary External 0.333V
2
N/A 50,000 ohms N/A 20% over-range See sensor for primary isolation
PXMP-DOM Digital output External 24 ±20%
1
0.080A
maximum
10 ohms
maximum
2 kV group 120V isolation
circuit-to-circuit
Isolation dependent on
external source
PXMP-PIM Pulse input External 24 ±20%
1
0.01A 2.22K ohms 300V to ground TVS diode clamped to PE;
group isolated, all circuits common
to 24V external source
Note: Opto creates 2.2V drop
sourced by 2.2K ohms; isolation
dependent on external source
PXMP-EPM Ethernet 100 Bt Internal — N/A N/A 1 kV — —
POT modem Internal — N/A N/A — — —