User's Manual

32 ECN 7000 Series Specifications
General Specifications
Table 4 summarizes the general specifications for ECN 7620 and 7650 devices.
Table 4. General Specifications
Category Rating
Input Voltage:
Single Phase
Three Phase
3-wire 120/240 V ±20% 60 Hz ±2%
3- or 4-wire 230/277 V ±20% 50/60 Hz ±2%
Battery Power Input (Optional)
Battery backup module (15 minutes)
Uninterruptible Power Supply (UPS) interface module
(input 12 V or 24 V)
??Maximum Devices Managed
??Up to 1024 NES electricity meters and 4096 associated
M-Bus devices, depending upon the model purchased.
??Program Storage ??Non-volatile memory
Power Consumption
5 W typical
30 W maximum
??Phase Coupling ??Connections for 3 phases (L1Ø, L2Ø, L3Ø) and Neutral.
??Indicators
??Blue power LED (illuminates when both AC power
mains are present on the Neutral and any phase and the
power supply is functioning correctly)
Dimensions
7650 H: 305 mm – W: 356 mm – D: 178 mm
(H: 12” – W:14” – D: 7”)
7620 H: 280 mm – W: 288mm – D: 141mm
(H: 11” – W: 11.5” – D: 5.5”)
Weight
<5.4 kg
(<12 lb)
Enclosure
7650 UV stable plastic (grey or green); rated NEMA4/IP67
7620 Plastic (grey); rated IP54
Mounting
7650 Separate mounting kit
7620 DIN 43857mount; four screw holes to accommodate 5
mm screws for direct wall mount