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Product Description
May 27, 2026

Product Description

The 3DO760.6 is a high‑performance digital output module from the B&R 2005 system, designed for heavy‑duty industrial load control. It provides 8 relay outputs (4 changeover contacts + 4 normally open contacts) with single‑channel electrical isolation, supporting 240 VAC / 30 VDC and 4.0 A per channel. Delivering high switching capacity and excellent noise immunity, it ensures reliable operation for demanding mixed AC/DC load applications.

Description

Product Description

The 3DO760.6 is a high‑performance digital output module from the B&R 2005 system, designed for heavy‑duty industrial load control. It provides 8 relay outputs (4 changeover contacts + 4 normally open contacts) with single‑channel electrical isolation, supporting 240 VAC / 30 VDC and 4.0 A per channel. Delivering high switching capacity and excellent noise immunity, it ensures reliable operation for demanding mixed AC/DC load applications.

Basic Information

  • Model: 3DO760.6

  • Manufacturer: B&R Industrial Automation

  • Series: 2005 System I/O Module

  • Type: Digital Output Module (Relay, Single‑Channel Isolation)

  • Output Configuration: 8 relay outputs (4 changeover, 4 normally open), single‑channel isolated

  • Mounting: Standard DIN rail, compatible with B&R 2005 backplane

  • Housing: Industrial plastic, UL94V‑0 flame retardant

  • Protection Rating: IP20

  • Weight: Approx. 0.32 kg

  • Dimensions: 115 × 40 × 170 mm

  • Certifications: CE, UKCA, cULus, EAC

Function and Positioning

As a high‑isolation, high‑power digital output component in the B&R 2005 automation system, the 3DO760.6 is positioned to offer maximum flexibility and safety for diverse industrial loads. Its single‑channel isolation eliminates cross‑talk between channels, while the combination of changeover and normally open contacts supports versatile wiring configurations. Built‑in per‑channel LED indicators enable rapid status checks and on‑site diagnostics, making it ideal for high‑power contactors, valves, and auxiliary equipment requiring independent channel isolation.

Core Performance Parameters

  • Output Voltage: 240 VAC (max), 30 VDC (max); 45–63 Hz AC

  • Output Current: 4.0 A per channel, 32.0 A total

  • Output Type: Relay (4 changeover, 4 normally open)

  • Isolation: Single‑channel isolation, 500 VAC between channels and system

  • Switching Frequency: Max. 10 Hz at rated load

  • Switching Capacity: 120 W @30 VDC (resistive); 2000 VA @240 VAC

  • Status Indicators: LED per channel, power LEDs

  • Power Consumption: 3.2 W (2.5 W @24 VDC, 0.7 W @5 VDC)

  • Operating Temperature: 0 °C to +60 °C

  • Storage Temperature: -40 °C to +85 °C

  • Humidity: 5% to 95% (non‑condensing)

General Compatible Accessories

  • Terminal Block: TB170 (ordered separately)

  • Backplane: B&R 2005 system backplane (e.g., BP2005)

  • Power Supply: 24 VDC industrial power supply (compatible with B&R PS480.6)

  • Cables: Standard I/O cables; shielded cables for high‑noise environments

  • Replacement Parts: Relay cartridges, LED indicators, mounting clips

Applicable Equipment Fields

The 3DO760.6 is widely used in automation requiring high‑power, isolated AC/DC load control:

  • Manufacturing: Heavy machinery, production lines, welding equipment (AC/DC contactors, motors)

  • Process Industry: Chemical, oil & gas, water treatment (high‑power pumps, actuators, valves)

  • Building Automation: Large HVAC, industrial lighting, power distribution (heaters, fans, relays)

  • Energy: Power plant auxiliaries, renewable energy, grid control (high‑voltage relays, heaters)

  • Logistics: Heavy conveyors, automated warehouses, sorting systems (solenoids, drives)

  • General Machinery: Machine tools, presses, material handling (auxiliary relays, safety interlocks)


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