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78 Series
Type 78.50 - Switch mode power supply
Function and features:
Type 78.50 Switch mode power supply, low profile, high
efficiency, with 12 V DC output at 50 W for electrical panels.
It features an adjustable voltage between 12 and 15 V and ZVS technology.
Features include:
- High efficiency (up to 91%)
- Low consumption in stand-by (<0.3 W)
- Internal thermal protection, with output shutdown
- Short circuit protection: Hiccup mode (automatic reset)
- Overvoltage protection: Varistor
- Flyback circuit type
- ZVS (Zero-voltage-switching) with quasi-resonant technology
- Compliant with EN 60950-1 and EN 61204-3 standards
- Parallel connection for automatic redundancy with OR-IN diode
- Dual polarity and serial connection possible
- Small size: 70 mm (4 modules) wide, 61 mm deep
- Suitable for 35 mm rail (EN 60715) mounting
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