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DLA71TB483P – PUMP CHANGEOVER RELAY 24/48VAC 3X SPST
Carlo Gavazzi DLA71TB483P pump alternating relay for three pumps with 24/48 V AC supply, three SPST relay outputs and DIN rail mounting.
£73.89
Why Choose the Carlo Gavazzi DLA71TB483P Pump Alternating Relay?
The Carlo Gavazzi DLA71TB483P is a compact and reliable pump alternating relay designed to control and rotate operation between multiple pumps in industrial water management, pumping systems and automation applications. Part of the Carlo Gavazzi DLA71 monitoring relay series, it provides automatic pump rotation to balance operating hours and improve system reliability.
This relay is designed for systems using three pumps, providing automatic alternation and additional pump activation when increased capacity is required. Its integrated timing functions help prevent excessive inrush current when multiple pumps are started, making it suitable for demanding pumping installations.
With a 24/48 V AC supply, three SPST relay outputs and a compact 35 mm DIN rail housing, the DLA71TB483P provides a space-efficient solution for automated pump control in industrial and commercial systems.
Key Advantages
- Dedicated pump alternating relay for three-pump systems.
- Automatic pump rotation helps distribute operating hours evenly.
- Three SPST relay outputs for flexible pump control.
- 24/48 V AC supply suitable for industrial control systems.
- DIN rail mounting design for easy panel installation.
- Built-in delay function helps reduce starting current when multiple pumps operate.
Key Features
- Carlo Gavazzi DLA71 pump alternating relay series.
- Control for up to three pumps.
- Automatic pump rotation function.
- Three SPST relay outputs.
- LED indication for power and relay status.
- 35 mm DIN rail housing.
- Galvanically separated power supply.
- Built-in rescue pump activation capability.
Reliable Pump Management for Industrial Systems
Pump alternating relays such as the Carlo Gavazzi DLA71TB483P are used to manage multiple pump installations by automatically rotating operation between pumps. This reduces uneven wear, improves equipment lifetime and helps maintain reliable system performance.
The DLA71 series provides automation engineers with a compact solution for pump sequencing, overflow protection and multi-pump control applications. Its DIN rail format and relay outputs allow straightforward integration into industrial control panels.
Typical Applications
- Water pumping systems.
- Wastewater and drainage systems.
- Industrial liquid handling equipment.
- Reservoir and tank level control systems.
- Commercial building pump systems.
- OEM automation control panels.
Technical Specifications
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| Mounting Type | DIN rail | |
|---|---|---|
| Monitored Supply | Three-phase | |
| Coil / Supply Voltage | 24 V AC, 48 V AC | |
| IP Rating | IP20 | |
| Manufacturer | Carlo Gavazzi | |
| Series | DLA71 | |
| Model | DLA71TB483P | |
| Product type | Pump alternating relay | |
| Number of pumps | 3 pumps | |
| Supply voltage | 24/48 V AC | |
| Frequency | 45–65 Hz | |
| Outputs | 3 × SPST relay outputs | |
| Relay contact rating | 5 A at 250 V AC | |
| Mounting type | 35 mm DIN rail mounting | |
| Housing width | 35.5 mm | |
| Protection rating | IP20 | |
| Operating temperature | -20 to +60 °C | |
| Weight | approx. 135 g |
Frequently Asked Questions
What is the Carlo Gavazzi DLA71TB483P used for?
The DLA71TB483P is a pump alternating relay used to control and automatically rotate operation between three pumps in industrial pumping systems.
How many pumps can the DLA71TB483P control?
The relay is designed for three-pump systems and provides separate outputs for pump control.
What supply voltage does the DLA71TB483P require?
The relay operates from a 24/48 V AC supply.
How is the DLA71TB483P mounted?
The unit is designed for 35 mm DIN rail mounting inside industrial control panels.
What is the benefit of automatic pump rotation?
Automatic pump rotation balances operating time between pumps, helping reduce wear and improve system reliability.
Trusted for Industrial Pump Control
Carlo Gavazzi DLA71 pump alternating relays are widely used by automation engineers and system designers to provide reliable multi-pump management and efficient control of industrial pumping applications.
