Finder Power Supplies: 78 Series / OPTA

Finder 78 Series / OPTA Power Supplies

78 Series Switch Mode Power Supplies

The 78 Series is a range of low profile
modular power supplies for electrical
cabinets and industrial switch mode power
supplies. KNX power supply with rated output
30V DC 640mA available.

Function & Features (according to type):

• Output powers 12, 36, 50, 60, 120 or 130 W
• Input (110 … 240) V AC or 220 V DC
• Class B according to EN 55022
• Replaceable input protection fuse plus spare
• Varistor for protection against overvoltages
• Width 17.5, 40 or 70 mm

Applications:

• Building Automation
• Elevators and Lifts
• Automation for Blinds, Grilles and Shutters
• Hoists and Cranes
• Panels for Electrical Distribution
• Pump Control

OPTA Power Supply

Optimal Performance and Maximum Protection with Finder's Power Supply Type 78.12….2482, specifically designed for use with OPTA

Providing the power needed to operate Finder’s PLRs (Programmable Logic Relays), the OPTA power supply provides a 24 V DC supply voltage, and can handle high inrush currents.

The OPTA power supply is also surge protected – from surges attributable to the power grid, overheating, short-circuits, and those generated by other connected devices – ensuring a reliable and durable product.

The OPTA power supply is also suitable for use in SELV (safety extra-low voltage) systems (according to EN 60950). The Type 78.12….2482 has attained ENEC and UL certifications – attesting its compliance with international safety standards.
Here are some of its features and specifications.

Features & Specifications:

• 17.5 mm (1 module) x 61 mm deep
• Low (< 0.4 W) stand-by power consumption
• Thermal protection: internal, with Vout shutdown – power OFF to reset
• Short circuit protection: Hiccup (auto-recovery) mode
• Overvoltage protection: Varistor
• Flyback topology
• Compliant with EN 60950-1 and EN 61204-3
• Parallel working for automatic redundancy – with OR diodes
• Dual Polarity and Series connection permissible
• 35mm rail (EN 60715) mount

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