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Click suppression in combination for any module
- for audio switching : > 60 dB
- for power on/off switching : > 30 dB
- mute by on/off switch : > 80 dB
Pilot tone 20 kHz sinus asymmetrical
- volume preset at least : 0.05 - 1 V
- mute by on/off switch : > 80 dB
CRM Output relays
- A.C. switching : 32 V @ 2 Amps
- D.C. switching : 48 V @ 2 Amps
MAINS SUPPLY
- voltage setting at delivery : 220-230 V
- mains voltage selection range : 110 V, 127 V, 220-230 V or 240 V
- maximum voltage deviation:
for all selected ranges : +10 /-10%
however at 230 V mains : + 6 /-10%
- mains frequency : 50 - 60 Hz
- power consumption at mains voltage : < 90 VA
- mains fuse: at 220/240 Volt : T2.5 A
- at 110/127 Volt T5 A
- mains transformer:
temperature switch self restoring type : +125 °C
EMERGENCY SUPPLY
The unit can be supplied from an external DC voltage
- V DC nominal : 48 V @ current: < 1.2 A
V DC minimum : 42 V @ current: < 1.2 A
V DC maximum : 58 V @ current: < 1.2 A
- fuse in 48 V DC line on PCB located in housing
- polarity protection against reverse connection
MECHANICAL DATA
- dimensions:
19” rack mounting : 483 x 310 x 132 mm
desktop use : 440 x 310 x 132 mm
- weight LBB 1280 : 8.8 kg (unpacked)
ENVIRONMENTAL REQUIREMENTS
Rated range of use
- ambient temperature : -10 to +45 °C
- relative humidity : 15 - 90%
Climatic conditions during transporting handling and storage
- according to : UN-D 1639/01
- temperature : -40 to +70 °C
- relative humidity : 5 - 95%
GB/SM 30 user manual 5/26/98 10:18 AM Page 45