Hekatron ORS Wireless Radio Set 155 White 31-4100025-01-02

The Hekatron ORS Wireless Radio Set 155 is a professional radio system designed for hold-open systems in fire doors and smoke detection applications. It operates at 868.3 MHz and provides reliable wireless communication between smoke switches and control units. The set includes a radio receiver and transmitter, enabling connection of up to two ORS 155 smoke switches. With a range of up to 30 m indoors and 100 m outdoors, it offers flexible installation options. The device is powered by 230 V AC and features two potential-free changeover contacts for integration with fire alarm systems. Its white ABS housing (RAL 9010) ensures durability and a clean appearance.

Advantages

Reliable wireless communication at 868.3 MHz for secure hold-open systems. Easy wall mounting with two M20 cable entries. VdS and CE certified for safety compliance. Compact design with IP40 protection.

Suitable for

• Fire door hold-open systems
• Smoke detection and alarm integration
• Commercial and industrial buildings
• Retrofit projects where wiring is impractical

Key specifications

• Product Type: Wireless Radio Set
• Wireless Frequency: 868.3 MHz
• Indoor Range: Up to 30 m
• Outdoor Range: Up to 100 m
• Power Supply: 230 V AC, 50/60 Hz
• Power Consumption: Max. 2 VA
• Output Contacts: 2 potential-free changeover contacts
• Max. Contact Load (DC): 30 V DC / 1 A
• Max. Contact Load (AC): 250 V AC / 0.5 A
• Operating Temperature: -5 °C to +50 °C
• Storage Temperature: -20 °C to +60 °C
• Protection Class: IP40
• Housing Material: ABS
• Housing Color: White (RAL 9010)
• Certifications: VdS G 209026, CE
• Max. ORS 155 Connectable: 2
• Cable Entries: 2 x M20
• Mounting Type: Wall mounting

Recommendations

This wireless radio set is ideal for professionals installing fire safety systems. Ensure compatibility with Hekatron ORS 155 smoke switches. For optimal range, avoid obstacles and metal structures.