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PIDIN0021HI4R2S1XX – SMART Interface protection Rev.0
Carlo Gavazzi PIDIN0021HI4R2S1XX interface protection unit compliant with CEI 0-21 for grid-connected renewable energy systems.
£495.92
Why Choose the Carlo Gavazzi PIDIN0021HI4R2S1XX Interface Protection Unit?
The Carlo Gavazzi PIDIN0021HI4R2S1XX is a professional interface protection unit designed for monitoring and protecting grid-connected renewable energy installations in compliance with the CEI 0-21 standard. As part of the Carlo Gavazzi PI-DIN interface protection relay series, it provides reliable protection functions for photovoltaic and distributed generation systems connected to low-voltage networks.
This DIN rail mounted protection device monitors electrical parameters including voltage and frequency, disconnecting generation equipment from the utility grid when operating conditions exceed configured limits. Its integrated communication, event logging and control functions support reliable management of modern energy systems.
With 115–230 V AC auxiliary supply, RS485 Modbus communication, 4 digital inputs and 2 relay outputs, the PIDIN0021HI4R2S1XX provides a complete interface protection solution for compliant renewable energy installations.
Key Advantages
- Advanced interface protection unit compliant with CEI 0-21.
- Designed for photovoltaic and distributed generation applications.
- DIN rail mounting for straightforward electrical panel installation.
- Integrated voltage and frequency monitoring functions.
- RS485 Modbus communication for remote monitoring and configuration.
- Event logging and configurable protection settings.
Key Features
- Carlo Gavazzi PI-DIN interface protection series.
- CEI 0-21 compliant protection unit.
- Single-phase and three-phase system monitoring.
- 115–230 V AC auxiliary power supply.
- 2 SPDT relay outputs for interface switch control.
- 4 digital inputs for external monitoring functions.
- RS485 serial communication with Modbus RTU.
- Front interface with password-protected configuration.
- Data logger for recording protection events.
Reliable Interface Protection for Renewable Energy Systems
Interface protection units such as the Carlo Gavazzi PIDIN0021HI4R2S1XX provide essential monitoring between energy generation equipment and the electrical grid. By supervising voltage and frequency parameters, they help ensure compliant and safe operation of grid-connected installations.
The PI-DIN series is designed for electrical engineers, renewable energy installers and automation specialists requiring dependable protection, communication and control capabilities within low-voltage generation systems.
Typical Applications
- Photovoltaic energy generation systems.
- Grid-connected renewable energy installations.
- Distributed generation plants.
- Low-voltage electrical networks.
- Industrial energy management systems.
- Electrical control panels and switchboards.
Technical Specifications
Tick the specs you need, then view products that match.
| Mounting Type | DIN rail | |
|---|---|---|
| Coil / Supply Voltage | 115 V AC, 120 V AC, 208 V AC, 220 V AC, 230 V AC | |
| IP Rating | IP20 | |
| Manufacturer | Carlo Gavazzi | |
| Series | PI-DIN Interface Protection Relays | |
| Model | PIDIN0021HI4R2S1XX | |
| Product type | Interface protection unit | |
| Compliance standard | CEI 0-21 | |
| Mounting type | DIN rail mounting | |
| Auxiliary supply voltage | 115–230 V AC | |
| Frequency range | 48–62 Hz | |
| Digital inputs | 4 | |
| Relay outputs | 2 SPDT | |
| Communication | RS485 Modbus RTU | |
| Protection rating | IP20 | |
| Operating temperature | -20 to +55 °C |
Frequently Asked Questions
What is the Carlo Gavazzi PIDIN0021HI4R2S1XX used for?
The PIDIN0021HI4R2S1XX is an interface protection unit used to monitor and protect grid-connected renewable energy installations.
Which standard does this protection unit comply with?
The unit is designed for compliance with the CEI 0-21 standard for low-voltage grid-connected generation systems.
What communication interface is included?
The PIDIN0021HI4R2S1XX includes RS485 communication with Modbus RTU for remote monitoring and configuration.
What power supply does the unit require?
The unit operates from a 115–230 V AC auxiliary supply.
How is the PIDIN0021HI4R2S1XX installed?
The unit is designed for DIN rail mounting inside electrical control panels and switchboards.
Trusted by Renewable Energy Engineers Worldwide
Carlo Gavazzi PI-DIN interface protection units are widely used by electrical engineers and renewable energy professionals to provide reliable grid monitoring, protection and compliant operation of distributed generation systems.
