
Fox Ess Smart Meter DTSU666 5(80)A
Article No: C00582
A Fox ESS Smart Meter DTSU666 5(80)A is a high accuracy, three-phase smart meter designed specifically for integration with Fox ESS inverters inverters. The device offers real-time power and energy consumption measurement, helps optimize energy production and supports dynamic feed-in limiting (export limit).
Main features
High precision measurement → Class 1 accuracy, with ±1% error margin in energy and power measurement.
Real-time energy monitoring → Full integration with Fox ESS Cloud monitoring platform.
Wide measuring range → Support for 0-80 A current measurement.
LCD display → Easy monitoring and adjustment via a clearly visible display.
RS485 communication → Reliable data transmission via Modbus RTU protocol.
Low energy consumption → Average consumption of the smart meter ≤1 W, with energy efficient operation.
DIN rail mounting → Quick and easy installation and integration.
Compact, robust design → Designed for industrial environments with a wide temperature range.
Technical data
Property |
Value |
Type |
DTSU666 5(80)A |
Network configuration |
3P4W (three-phase, four-wire) |
Input voltage |
176 - 288 V (phase) / 304 - 499 V (line) |
Measuring range |
0 - 80 A |
Measurement accuracy |
±0.5% for voltage / ±1% for power and energy |
Communication |
RS485 (Modbus RTU) |
baud rate |
9600 bps |
Frequency accuracy |
±0.01 Hz |
Energy consumption |
≤1 W |
Dimensions (W × D × H) |
72 × 100 × 85 mm |
Mass |
1,5 kg |
Installation |
DIN35 rail |
Display |
LCD |
Operating temperature |
-25°C - +55°C |
Storage temperature |
-40°C - +70°C |
Operating humidity |
5% - 95% (non-condensing) |
Accessories |
3 × 200 A current transformer (1 m) |
Areas of application
Residential solar systems → Power and consumption measurement with dynamic feed-in limitation.
Commercial and industrial systems → Real-time energy monitoring and optimisation.
Energy storage systems → Accurate monitoring of battery charging and discharging cycles.
Solutions integrated with Fox ESS inverters → Maximum compatibility with Fox ESS hybrid systems.