Manual

Rockwell Automation Publication 1426-UM001F-EN-P - November 2013 367
Appendix B
Technical Specifications
Table 191 - Accuracy and Range
Parameter Accuracy in % of Reading at 25 °C (77 °F) 50/60 Hz Unity Power Factor Rating, nom/Metering Range, max
Applies to
1426-M5
Voltage Sense Inputs: V1, V2, V3, VN ±0.1% X Line-neutral RMS: 398V AC/15…660V AC
Line-line RMS: 690V AC /26…1144V AC
VG X Connect to power system earth ground
only. This is a functional ground.
Current Sense Input: I1, I2, I3, I4 ±0.1% X 5 A / 0.05 - 15.6 A RMS
Frequency ±0.05 Hz X 50 or 60 Hz / 40…75 Hz
Power Functions: kW, kVA, kVAR
Demand Functions: kW, kVA, kVAR
Energy Functions: kWh, kVAh, kVARh
• ANSI C12.20 -2010
Class 0.2
(1)
Clause 5.5.4
• EN 62053-22 -2003
Class 0.2 Accuracy
(1)
Clause 8
X
Metering Update Rates One update per line cycle;
1024 samples per cycle per channel
X
(1) For catalog number 1426-M5E (PN-54351) units manufactured from July 2012…January 2013, the accuracy is Class 0.5 not Class 0.2. All other characteristics and products are not impacted. The
impacted units are those with manufacturing date codes of 0712, 0812, 0912, 1012, 1112, 1212, 0113.
Table 192 - Input and Output Ratings
Parameter Rating, nom Range, max
Control Power (L1, L2) 120/240V AC 50/60 Hz (38VA)
Or
120/240V DC (26VA)
85…264V AC 47…63 Hz
Or
106…275V DC
Control Power (24V DC) 24V DC (12 VA) 22.8…25.2V DC