Mitsubishi Electric i-MTR2-G02-M0 Data Book page 27

9. OPTIONAL ACCESSORIES UNIT DESCRIPTION
OPTIONAL ACCESSORIES: P171 - AC AXIAL MCH -45°C
AIR KIT (GR-Z A B 50)
P171 - AC AXIAL MCH -45°C AIR KIT (GR-Z A B 50)
The accessory is available only for air conditioners combined with
remote air-cooled condensers with axial fans with AC electric motors:
• GR-Z A B 50. Micro-channel condensing coil.
Standard soundproofing.
The system is necessary for start-up and operation of the unit with
very low ambient air temperatures: between -20 °C and -45 °C.
Components for each refrigerant circuit:
• A check valve (YR ), supplied in a kit, to be installed inside the
1
room near the unit, on the liquid line leaving the outdoor remote
condenser. It avoids the migration of the refrigerant in the liquid
state in conditions of low ambient air temperature.
• A check valve (YR ) with controlled opening, installed on the unit
2
at the factory. Limits pressure rises in the section of the liquid
pipe between the expansion valve and the check valve (YR
OPTIONAL ACCESSORIES: P191 - REMOTE CONDENSER
POWER SUPPLY
The accessory is for powering the remote condenser directly from the
internal unit.
The electrical panel of the internal unit is set up with the electrical
control components and terminal board for electrical connection to the
condenser.
OPTIONAL ACCESSORIES: 383 - NUMBERED WIRINGS +
UK REQUESTS
The unit's electrical cables are all numbered for ease of identification.
For the power section it is possible to change the colour for the UK
market.
CABLE
EARTH
NEUTRAL
PHASE 1 (L1)
PHASE 2 (L2)
PHASE 3 (L3)
AUXILIARIES
ELCAdoc 19/05/2021
Data Book
i-MTR2-G02-M0_0521_EN
383 – COLOUR FOR UK
YELLOW / GREEN
BLUE SKY
BROWN
BLACK
GREY
RED
).
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