User`s guide

V3-T9-74 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
Technical Data and Specifications
IQ 150S/250S Electronic Meter Technical Information
Note: Specifications are subject to change without notice and represent
the maximum capabilities of the product with all options installed. This is not
a complete feature list. Features and functionality may vary depending on
selected options, firmware version and product model. Please refer to
User Manual for detailed specifications.
Description Specifications
Current Inputs
Class 10 5A nominal, 10A maximum
Class 2 1A nominal, 2A maximum
Fault Current Withstand
20A for:
60A for:
100A for:
10 seconds
3 seconds
1 second
Programmable current Full scale to any CT ratio
Burden 0.005 VA per phase maximum at 11A
Pickup Current
Class 10
Class 2
0.1% of nominal
5 mA
1 mA
Connections
Screw terminal #6–32 screws
Voltage Inputs
Range
Line-to-neutral 20–416 Vac (IQ150S), 20–576 Vac (IQ250S)
Line-to-line 20–721 Vac
Programmable voltage range Full scale to any PT ratio
Supported systems 3 element wye, 2.5 element wye, 2 element delta,
four-wire delta systems
Input impedance 1 megohm/phase
Burden 0.36 VA/phase maximum at 600V; 0.014 VA at 120V
Connection 7-pin, 0.400-inch screw
terminal block, AWG #12–26 (0.129–3.31 mm
2
)
Isolation
All inputs and outputs are galvanically isolated to 2500V
Environmental Ratings
Operating temperature –20º to +70°C
Storage temperature –20º to +70°C
Operating humidity To 95% RH noncondensing
Faceplate rating NEMA 12
Sensing Method
Voltage, current rms
Power Sampling at over 400 samples per cycle on all
channels
Description Specifications
Update Rate
Watts, VAR and VA 100 msec at 60 Hz
All other parameters 1 second at 60 Hz
Power Supply
AC/DC voltage option 90–400 Vac at 50/60 Hz or
100–370 Vdc, universal AC/DC supply
Burden 16 VA maximum
Standard Serial Communications Format
Connection type RS-485
Communications port baud rate 9600–57,600 Bauds
Communications port address 01–247
Data format 8-bit, no parity
Protocols Modbus ASCII, RTU, DNP 3.0
Optional Ethernet Communications Format
Connection type RJ45 or 802.11b (wireless)
Protocols Modbus TCP
KYZ Pulse
Contacts 1 Form A
On resistance, maximum 35 Ohms
Peak switching voltage 350 Vdc
Continuous load current 120 mA
Peak load current 350 mA (10 ms)
Off-state leakage current at 350 Vdc 1 uA
Opto-isolation 3750 Vac
Dimensions and Shipping
Weight 4 lbs
Basic unit H 7.90 x W 7.50 x D 3.10 inches
Compliance
IEC 687 0.2% accuracy
ANSI C12.20 0.2% accuracy
ANSI C62.41 Burst
ANSI (IEEE) C37.90.1 Surge withstand
UL/cUL Electrical and electronic
measuring and test equipment 22CZ