Outline Of Mms (Modular Multi System) - Toshiba MM-A0280HT Service Manual

Modular multi split type system
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1. Model name
OUTDOOR
MM–A0280HT
A – Outdoor
INDOOR
MM–TU056
B
C (CR) – Ceiling Type (IR Remote)
K (KR) – High Wall Type (IR Remote)
N
S (SR) – Low Wall Type (IR Remote)
SB
TU
U
2. Range of combined units
No. of combined units
Capacity range
3. Restriction for combination units
(1) The Inverter Unit should have the maximum capacity among all units in
that combination.
(2) The 16.0kW (6HP) fixed-speed unit is available only with the combination of 38.4kW
(14HP) and 60.8kW (22HP). (It cannot be used for any other combination.)
4. Mode priority
This Outdoor Unit is set to operate with the Heating mode taking precidence. This
precidence can be switched between Heat and Cool mode using the DIP switch 07
on the Outdoor Unit Interface PCB (MCC-1343-01) as follows:
ON
Heat Priority (factory set)
OFF
Summary
Operating Conditions
0280 – 28.0kW (10HP)
0224 – 22.4kW (8HP)
0160 – 16.0kW (6HP)
– Built-In Duct Type
– Carcase Type
– Built-In Slim Duct Type
– 2 Way Cassette Type
– 4 Way Cassette Type
: 1 to 5 units
: Equivalent to 38.4kW type (14HP) to 128.8kW (46HP)
7
C – Cooling
T – Inverter
H – Heating
X – Fixed Speed
028 – 2.8kW (1HP)
042 – 4.2kW (1.5HP)
056 – 5.6kW (2HP)
080 – 8.0kW (3HP)
112 – 11.2kW (4HP)
140 – 14.0kW (5HP)
ON
Cool Priority
OFF
2

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