| BRAND | LUMEL |
| Product | NR30IoT 2221MSM0 |
| Description | 3-phase digital meter |
| Internal code | IMP4712694 |
| Custom code | 90303100 |
| Technical specification | 2:inp.63A 2:in.U 3X(230/400V-400/690V) 2:interfejs RS-485 i Ethernet 1:sup.85-253Vac, 90-300Vdc MS:With MQTT protocol & supervisor relay M:English/Polish version 0: with test certificate |
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