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Aiphone NB-U Background Music Adaptor for the Nem System
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The NB-U is a background music adapter from Aiphone which is capable of offering high compatibility with the NEM series of systems. The NB-U music adapter is capable of supporting up to 40 stations for BGM, and features an automatic mute, a 100mV input, and a lightweight design. The NB-U background music adapter requires a 10W separate amplifier, and comes complete with easy installation that can save both money and time.
Provides background music for your Lamp Memory Intercom System;
NEM system: NEM-10, NEM-10 (Type C) NEM-20, NEM-20 (Type C) NEM-30, NEM-30 (Type C) NEM-40, NEM-40 (Type C)
NEM-A system: NEM-10A, NEM-10A (Type C) NEM-20A, NEM-20A (Type C) NEM-30A, NEM-30A (Type C) NEM-40A, NEM-40A (Type C)
Background music will mute automatically throughout the entire system during calling and communication.
Background music can not be switched off at sub station.
In an NEM (Type C) system with NEW-5, parallel-call adaptor, NB-U, BGM adaptor can not be used.
Permitted input power: 5W; 10W at its peak.
Wiring: No. of wires required
-Between NB-U and NEM-10 (or NEM-10A) 5 wires
-Between NB-U and NEM-20 (or NEM-20A) 7 wires
-Between NB-U and NEM-30 (or NEM-30A) 9 wires
-Between NB-U and NEM-40 (or NEM-40A) 11 wires
-Between NB-U and PG-10B (or PG-10A) 1 twisted pair wires
Wiring distance: Between NB-U and master AWG WIRE SIZE 24 AWG 22 AWG 20 AWG
-DISTANCE 20' 35' 50'
-DIAMETER OR WIRE 0.5 mm 0.65 mm 0.8 mm
-DISTANCE 6m 10m 15 m
-Between NB-U and amplifier AWG WIRE SIZE 24 AWG 22 AWG 20 AWG
-DISTANCE 150' 250' 380'
-DIAMETER OF WIRE 0.5 mm 0.65 mm 0.8 mm
-DISTANCE 45 m 75 m 115 m
AMPLIFIER REQUIREMENTS: Use Aiphone Paging Amplifier: Model PG-10B, standard type or PG-10A UL/CSA
-APPROVED type in North America.
-Input: 100 mV for rated output.
Output: PG-10B, 10 watt with 8 ohm output or existing amplifier, 10 watt with 4-16 ohm output.
PG-10A, 10 watt with 25V balanced line or existing amplifier, 10 watt or more (63 ohm output or less) with 25V balanced line.
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