---
lang: "en"
title: "LoRaWAN Smart Three-Phase Current Transformer"
canonical_url: "https://shop.marcomweb.it/en/energy/lorawan-smart-three-phase-current-transformer"
brand: "MARCOM S.r.l."
---

## Available variants

---
title: "LoRaWAN Smart Three-Phase Current Transformer — Variant: Current 500A"
sku: "CT305-868M"
canonical_url: "https://shop.marcomweb.it/en/energy/lorawan-smart-three-phase-current-transformer?config=2317"
brand: "MARCOM S.r.l."
end_of_life: "false"
---

---
title: "LoRaWAN Smart Three-Phase Current Transformer — Variant: Current 1000A"
sku: "CT310-868M"
canonical_url: "https://shop.marcomweb.it/en/energy/lorawan-smart-three-phase-current-transformer?config=2318"
brand: "MARCOM S.r.l."
end_of_life: "false"
---

---
title: "LoRaWAN Smart Three-Phase Current Transformer — Variant: Current 300A"
sku: "CT303-868M"
canonical_url: "https://shop.marcomweb.it/en/energy/lorawan-smart-three-phase-current-transformer?config=2319"
brand: "MARCOM S.r.l."
end_of_life: "false"
---

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CT3xx:LoRaWAN smart three-phase current transformer

CT3xx is a LoRaWAN® smart current transformer for remote energy consumption monitoring and usage analysis. The CT3xx offers various current options for energy monitoring and supports alarm threshold sending. Its compact size allows for quick and safe installation in any indoor space without cutting off power to facilities, thus simplifying installation and saving costs. Compatible with Milesight's LoRaWAN® gateway and Milesight Development Platform solution, the CT3xx can be conveniently monitored remotely via a web page. The CT3xx is widely used for energy monitoring in smart buildings, machine fault detection and prevention, etc.

## Technical Features

- Reports RMS current and accumulated current data per minute
- High measurement accuracy with a sampling frequency up to 3.3 kHz
- Self-powered, no batteries or external cables
- Uses a sampling frequency up to 1s for real-time monitoring and fast alarm response
- Non-invasive clamp design ensures easy and safe installation without the need for power shutdown
- Equipped with LED indicator to show operating status and alarms
- Supports external wire temperature sensor for cable temperature measurement
- Allows simultaneous detection of three phases with a significantly wide optional detection range of 500A (CT305) or 1000A (CT310)
- Compatible with standard LoRaWAN® gateways and network servers
- Compatible with Milesight Development Platform

---

Source: https://shop.marcomweb.it/en/energy/lorawan-smart-three-phase-current-transformer

MARCOM S.r.l. — a trusted supplier for industrial automation and building automation.