WAGO 787-3861/050-1000 Electronic Circuit Breaker, 1-channel, 24 VDC, 0.5-10 A

The WAGO 787-3861/050-1000 is a high-performance electronic circuit breaker designed for reliable protection of 24 VDC loads. With a single channel and adjustable current range from 0.5 A to 10 A, it offers precise overcurrent protection for industrial control systems. The device features push-in CAGE CLAMP® connection technology for fast and tool-free wiring, and a compact DIN-rail mount design saves space in control cabinets.

Advantages

Active current limitation ensures safe operation even under fault conditions. The manual reset button and remote input provide flexible control options. High efficiency (>98%) minimizes power loss and heat generation. Green/Red LED status indication allows quick visual diagnostics.

Suitable for

• Protection of 24 VDC loads in industrial automation
• Control cabinet installations requiring selective overcurrent protection
• Applications needing remote reset capability

Key specifications

• Number of Channels: 1
• Input Voltage (Nominal): 24 VDC
• Input Voltage Range: 18 ... 30 VDC
• Output Voltage (Nominal): 24 VDC
• Adjustable Current Range: 0.5 A ... 10 A
• Trip Characteristic: Electronic, Active Current Limitation
• Connection Technology: Push-in CAGE CLAMP®
• Wire Size: 0.2 ... 2.5 mm² (24 ... 12 AWG)
• Mounting Type: DIN-rail 35
• Operating Temperature: -25 ... +70 °C
• Protection Class: IP20
• Status Indication: Green/Red LED
• Reset Function: Manual button, Remote input
• Approvals: CE, UL, GL
• Efficiency: >98%
• Short-Circuit Current Rating (SCCR): 10 kA
• Power Loss: < 1.5 W

Recommendations

For optimal performance, use with WAGO power supplies and accessories. Ensure proper wire stripping and insertion into CAGE CLAMP® terminals. Suitable for use in industrial environments with ambient temperatures up to 70 °C.