• Heat reclaim ventilation • VAM-FA/FB
1
14
• Ventilation • Heat reclaim ventilation
56
14
Optional accessories
14 - 1 KRP50-2 / KRP50-2A90
14 - 1 - 1 KRP50-2: Wiring adapter for remote contact / Humidifier
KRP50-2A90: Installation box for adapter PCB
Components
Installation guide
1 The KRP50-2 can be connected to HRV units as follows to send
the operation signal (pilot lamp etc.) to remote locations.
2 KRP50-2 can also be connected to SkyAir indoor unit for the
interlocked operation with HRV units.
Components
See the right for components.
Installation
Install the Adapter PCB to the outside of
switch box for HRV unit as show below.
Applicable adapter
1. KRP50-2 PCB (
×
1)
2. PCB catches (4 large, 4 small)
Tie wrap(
×
1)
Manual(
×
1)
(HC0113)
(16)
(5)
(HC0114)
Either large or small catches
are used, depending on the
model
X11A
X10A
X9A
3P connector
Float
switch
2P connector
JC
J2
SS1
J1
F1
P1 P2
F2
P1 P2
1
A
YC
Y2
B
2
3
KRP50-2
SV
Power supply
(
φ
1 100 V or 200 V)
Remote control
for HRV unit
Humidity Controller
(Field supplied)
Humidifier
HRV unit
1
2
3
L
X11A
X10A
X9A
HRV unit
Remote control for HRV unit
3P connector
Power supply
Pilot lamp
2P connector
JC
J2
SS1
J1
F1
P1 P2
F2
P1 P2
KRP50-2
(1
φ
220 ~ 240 V)
(Operation display)
(HC0115-1)
Electric wiring is as follows.
• For Remote contact
(HC0253-1)
• For Humidifier
Adapter name
Kit name
(1)
Adapter PCB for Humidifier
KRP50-2
(2)
Adapter PCB for Remote control
KRP2A21
4P055444
Fixing Screw
3 PCS.
Clamp
2 PCS.
Fixing Screw
Fixing Board
PCB Support
(Attached to
Adapter PCB)
KRP50-2A90
Switch Box
Fixing Screw
Lid