Aiphone 83873900 0602 E - Manual (Page 26)

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NHR-3TS Sub station
4. MOUNTING
Ⅵ 2-gang semi-flush mounting (NH-1SA, NH-2SA, NHR-SP, NHR-3TS)
The sub station flush-mounts in 2-gang box (UL Listed). Cover clicks to attach.
As shown terminate connector wires to the Trunk line with wire nuts, and plug into the socket.
Ⅵ Sub trunk line cabling
It is recommended to use a junction box to divide 3P trunk line to each Sub station.
Splice three cables together, i.e. Trunk line in & out cables and the cable going to the Sub at the Single-
gang box of Corridor lamp or 2-gang box for NHR-3TS.
Wire nuts
Extension
cable
6-pin plug
To: CN1
on sub
(any)
To:3P sub
trunk line
Splice 2 wires with wire-nuts,
securely protecting from being
pulled or crushed.
e
Corridor lamp (for bedside sub)
Cover
Screws(4)
2-gang box
Box must be more than 2" (50mm) deep.
3-5/16"
(83.5mm)
(NH-2SA/A in this illustration)
SINGLE-GANG-BOX
for corridor lamp
3P sub trunk
outgoing cable 3P sub trunk
incoming cable
Separate cable for
lamp (3 cond.)
Splice three cables
together with wire nuts.
To: NH-1SA or NH-2SA
bedside sub station
NHR-3TS
3P sub trunk
outgoing cable 3P sub trunk
incoming cable
Splice three cables
together with wire nut
6 lead-wires from
6-pin connector
(2-gang box)
- CAUTION: THE TOTAL SYSTEM CHASSIS RISK CURRENT SHOULD NOT EXCEED 500µA.
- ATTENTION: LE COURANT DE RISQUE TOTAL ADMISSIBLE AU CHASSIS NE DOIT PAS
DEPASSER 500µA.
Sub station back case dimensions (in recess);
NH-1SA/A,
NH-2SA/A
NHR-3TS
H W D
68.5 86.5 35
68.5 86.5 45
H W D
2-11/16" 3-7/16" 1-3/8"
2-11/16" 3-7/16" 1-3/4"