CPTDINAV51HS1AX – Advanced Power Tranducer

Q: What communication protocol does it support?

The CPTDINAV51HS1AX features an integrated RS485 Modbus RTU communication interface.

Q: What current input does this transducer require?

It is designed for use with standard 5 (6) A current transformers.

Q: Can it monitor both imported and generated energy?

Yes. The transducer supports measurement of both energy consumption and generation.

Carlo Gavazzi CPTDINAV51HS1AX DIN rail energy transducer for three-phase monitoring with 5 A CT input and RS485 Modbus RTU communication.

SKU: CPTDINAV51HS1AXMPN: CPTDINAV51HS1AX

Why Choose the Carlo Gavazzi CPTDINAV51HS1AX Energy Transducer?

The Carlo Gavazzi CPTDINAV51HS1AX is a compact and advanced DIN rail energy transducer designed for accurate monitoring of three-phase electrical systems. As part of the Carlo Gavazzi CPTDIN Advanced range, it measures key electrical parameters and communicates them via an integrated RS485 Modbus RTU interface, making it ideal for industrial automation and energy management systems.

Designed for installation within electrical control panels, the CPTDINAV51HS1AX enables reliable monitoring of power consumption and energy generation without requiring a local display. It supports standard 5 A current transformer inputs and is suitable for a wide variety of industrial and commercial low voltage distribution systems.

Supporting 230 to 347 V L-N and 400 to 600 V L-L systems with 50/60 Hz operation, this transducer provides comprehensive electrical measurement together with seamless integration into PLCs, SCADA systems and building management systems using the Modbus RTU protocol.

Key Advantages

Compact DIN rail energy transducer for industrial monitoring.
Designed for three-phase electrical systems.
5 A current transformer input.
RS485 Modbus RTU communication.
Suitable for monitoring both energy consumption and generation.
Ideal for PLC, SCADA and energy management integration.

Key Features

Carlo Gavazzi CPTDIN Advanced energy transducer.
DIN rail mounting.
Three-phase monitoring for industrial low voltage systems.
230 to 347 V L-N and 400 to 600 V L-L voltage range.
5(6) A current transformer input.
RS485 Modbus RTU communication port.
Measures voltage, current, frequency, power, energy and power factor.
Designed for industrial automation and energy monitoring.

Reliable Power Monitoring for Industrial Applications

The Carlo Gavazzi CPTDINAV51HS1AX continuously measures electrical parameters and communicates the information digitally via RS485 Modbus RTU. This allows industrial controllers, PLCs and SCADA systems to collect accurate energy data for monitoring, optimisation and predictive maintenance.

Its compact DIN rail design makes installation straightforward in new and existing electrical panels, while comprehensive measurement capabilities make it suitable for industrial automation, commercial buildings and energy management systems.

Typical Applications

Industrial electrical control panels.
Three-phase machine monitoring.
Low voltage distribution systems.
Building energy management systems.
PLC and SCADA integration.
Industrial power quality and energy monitoring.

Technical Specifications

Tick the specs you need, then view products that match.

Current Input Rating (A)	5 A (CT)
Measurement Connection Type	Via CT (/5 A)
Device Type	Power transducer
Manufacturer	Carlo Gavazzi
Series	CPTDIN Advanced
Model	CPTDINAV51HS1AX
Product type	Energy transducer
Mounting type	DIN rail
Voltage range	230 to 347 V L-N / 400 to 600 V L-L
Current input	5 (6) A via current transformers
Frequency	50 / 60 Hz
Communication	RS485 Modbus RTU
Energy metering	Consumption and generation
Measured variables	V, A, Hz, W, VA, var, PF, kWh, kvarh and operating hours
Auxiliary supply	90 to 260 V AC/DC
Protection rating	IP20
Display	None

Frequently Asked Questions

What is the Carlo Gavazzi CPTDINAV51HS1AX used for?

It measures electrical variables in three-phase systems and communicates the data digitally via RS485 Modbus RTU for industrial monitoring and automation.

What communication protocol does it support?

The CPTDINAV51HS1AX features an integrated RS485 Modbus RTU communication interface.

What current input does this transducer require?

It is designed for use with standard 5 (6) A current transformers.

Does the CPTDINAV51HS1AX include a display?

No. This model is intended for remote monitoring through its digital communication interface.

Can it monitor both imported and generated energy?

Yes. The transducer supports measurement of both energy consumption and generation.

Trusted by Energy Monitoring Professionals Worldwide

Carlo Gavazzi energy transducers are widely specified by automation engineers, panel builders and energy management specialists for dependable electrical monitoring and seamless industrial communications.

Current Input Rating (A)	5 A (CT)
Measurement Connection Type	Via CT (/5 A)
Device Type	Power transducer
Manufacturer	Carlo Gavazzi
Series	CPTDIN Advanced
Model	CPTDINAV51HS1AX
Product type	Energy transducer
Mounting type	DIN rail
Voltage range	230 to 347 V L-N / 400 to 600 V L-L
Current input	5 (6) A via current transformers
Frequency	50 / 60 Hz
Communication	RS485 Modbus RTU
Energy metering	Consumption and generation
Measured variables	V, A, Hz, W, VA, var, PF, kWh, kvarh and operating hours
Auxiliary supply	90 to 260 V AC/DC
Protection rating	IP20
Display	None

UK delivery

Delivery options

Free UK delivery on orders over £200 ex VAT. Order in-stock items before 2pm Monday to Friday for next-day delivery.

This product Lead time on request

Please contact us for a delivery time before you order

Standard delivery

£8 ex VAT · free over £200

UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.

Heavier items may be charged at a weight-based or pallet rate, shown at checkout.

Collect from our showroom

Mon–Fri, 8am–5pm

Order and pay online, then collect from our showroom.

Please allow 15–30 minutes after ordering for us to prepare your order.

Northern Ireland, ROI & export

Priced at checkout

We deliver to Northern Ireland, the Republic of Ireland and overseas.

Delivery is calculated at checkout based on your destination.

Orders with mixed availability

Shipped complete

If part of your order is on a lead time, we hold it and send everything together.

Need the in-stock items sooner? Ask us and we can split the delivery.

Business customer returns

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Stocked items

Request within 30 days

Changed your mind or ordered the wrong item? Request a return within 30 days of receipt. There is no restocking charge.

Items must be unused, in resalable condition and in their original packaging, and returns need our approval first. Return carriage is at your cost, and the original delivery charge is not refunded.

Faulty or damaged items

Tell us as soon as possible

Faulty, damaged on delivery or the wrong product supplied? Contact our team as soon as possible with the details.

We will review the issue and arrange an appropriate resolution under our terms and conditions and your statutory rights.

Made-to-order items

Manufacturer approval needed

Manufactured, configured and special-order products can only be returned with the manufacturer’s approval. Any handling charge is agreed with you when you request the return.

This does not affect claims for faulty goods or items that do not meet the agreed specification.

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Let’s get your return sorted.

Send your order number, product details and reason for return. For faults or delivery damage, include photographs if available. We will confirm the next steps.

Email returns team 01706 242050

The 30-day return request period applies to change-of-mind returns for stocked items. It does not limit your statutory rights for faulty or non-conforming goods.

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