The SIBA 5106304.DC is a single-pole modular fuse holder designed for DC applications up to 1000 V DC, suitable for photovoltaic systems and high-voltage DC distribution installations.

Engineered to accommodate 10x38 mm cylindrical fuse links, this device provides safe fuse integration and reliable circuit isolation in accordance with IEC 60947 and IEC 60269-2 standards.

The unit is clearly marked:

⚠ DO NOT OPEN UNDER LOAD
⚠ SUPPLY SIDE FROM TOP ONLY

This confirms that the device is intended for fuse-based protection and manual isolation, but must not be operated while energized under load.

⚙️ Technical Specifications

Brand: SIBA
Model / Code: 5106304.DC
Type: Modular fuse holder
Number of poles: 1P
Fuse size: 10x38 mm
Mounting: DIN rail

🔌 Electrical Ratings

• Maximum voltage: 1000 V DC

• Rated current: 30/32 A

• Rated power acceptance: 4 W

• IEC utilization category: DC-20

• AC rating (per marking): 600 V AC – 30 A

• Maximum connecting cable: 25 mm²

• Maximum tightening torque: 1.5 Nm

📜 Standards & Approvals

• IEC 60947

• IEC 60269-2

• NFC 61201

• UNE 21103

• CE Marking

• UL Recognized (600 V AC 30 A marking visible)

🔎 Function

The fuse holder allows:

✔ Safe installation of 10x38 mm fuse links
✔ Overcurrent protection in DC systems
✔ Manual circuit isolation via fuse carrier
✔ Application in photovoltaic systems up to 1000 V DC

⚠ Not a circuit breaker.
⚠ Must not be opened under load.

🏭 Applications

✔ Photovoltaic string protection
✔ DC combiner boxes
✔ Industrial DC distribution systems
✔ Energy storage systems
✔ Inverter DC-side protection

🛠 Installation

• DIN rail mounting (35 mm)

• Top-side supply connection required

• Use only with suitable 10x38 mm DC-rated fuses

• Installation by qualified personnel

📦 Condition

Used product in good cosmetic condition, as shown in the photos.
Technical inspection recommended prior to installation.

📦 Scope of Supply

• 1x SIBA 5106304.DC fuse holder
  (Fuse not included unless otherwise specified)

🚀 Commercial Summary

Professional 1000 V DC fuse holder for 10x38 mm fuse links, ideal for photovoltaic and high-voltage DC applications. The SIBA 5106304.DC provides reliable, standards-compliant protection and safe isolation for demanding DC installations.