Description

Power supply from the Pro Serie. **Performance** - Dynamic range of 80 dB at 1 kHz with THD below 1% - Call signal send current: +2.8 mA - Call signal receive threshold: +2.4 V DC - Supply voltage: +30 V DC, with an operating range of 12–32 V - Microphone mute during power interruption: 0.1 sec **Intercom Line** - Line impedance: 350 Ω at 1 kHz and 2.2 kΩ DC - Audio level: nominal –18 dBu, maximum +4 dBu **Switch Mode Power Supplies** - Mains voltage supported: 90–240 V AC, 50–60 Hz - DC output: +30 V DC with ±5% tolerance - Ripple and noise level: below 11 mV rms - Maximum output power: 2 × 45 W - Circuit-breaker delay: 0.2 sec - Automatic reset after: 3.0 sec **Aux Inputs** - Input impedance: - 30 kΩ for balanced line-level signals - 4.6 kΩ for balanced microphone-level signals - Nominal input level: - –18 to +6 dBu for line level - –38 to –14 dBu for microphone level - Maximum input level: - +22 dBu for line level - +2 dBu for microphone level - +30 V DC phantom power available when microphone level is selected **Dimensions & Weight** - Width: 19" (483 mm) - Height: 1U (44.5 mm) - Depth: 250 mm - Weight: 2 kg

Specifications