Brc1H Controller; Detailed Explanation Of Settings; About Fresh-Up Operation - Daikin VAM350J VEB Series User Reference Manual

Heat reclaim ventilation unit
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To set the timer

17.4.3 BRC1H controller

17.5 Detailed explanation of settings

17.5.1 About fresh-up operation

VAM350~2000J*VEB*
Heat reclaim ventilation unit
4P664012-1A – 2024.01
Item
Description
i
Indication of operation standby
j
Indication of operation control method
k
Indication of central control
1 Press the schedule timer button
2 Press the time adjustment button
3 Press the programming button
INFORMATION
Please refer to the Installer and user reference guide of the BRC1H user interface.
Purpose
When combined with a local ventilation fan, such as the ones in bathrooms or
kitchens, the air flow rate of the heat reclaim ventilation unit is balanced by either
fan operation or exhaust operation. However, a circuit with voltage and low
current (16 V, 10 mA) is formed between JC and J1, so you MUST use a relay with
low-load contact.
This icon indicates that the unit is precooling/preheating.
The unit's start-up is delayed until precooling/preheating
is finished.
Precooling/preheating means that the heat reclaim
ventilation units are NOT started while linked air
conditioners are starting up, for example, before office
hours.
During this period, the cooling or heating load is reduced
to bring the room temperature to the set temperature in
a short time.
Only applies to systems where the operation of heat
reclaim ventilation units is linked to the air conditioners.
While this indication is displayed, you CANNOT turn the
heat reclaim ventilation units on or off with the
controller of the heat reclaim ventilation units.
Only applies to systems where a controller for air
conditioners or devices for central control are connected
to the heat reclaim ventilation units.
While this indication is displayed, you may NOT be able
to turn the heat reclaim ventilation units on or off, or use
the timer function with the controller of the heat reclaim
ventilation unit.
.
to set the time.
to save the setting.
17
Configuration
|
Installer and user reference guide
87

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