No.

Item

 

 

Outline of specifications

Remarks

 

 

 

 

6

Prevention of

1. In all heating operation, the upper limit of the fan tap is set by

 

 

cold air

one with higher temperature of TC2 sensor and TCJ sensor.

 

 

discharge

• When B zone has continued for 6 minutes, the operation

• In D and E zones, priority

 

 

 

shifts to C zone.

 

is given to remote control-

 

 

•

In defrost time, the control point is set to +6°C.

ler air speed setup.

 

 

 

 

 

 

• In A “ ” is displayed.

 

 

(˚C)

 

 

A zone: OFF

 

 

 

32

D

 

B zone:

 

 

 

30

 

Over 26˚C, below 28˚C, ULTRA LOW

 

 

 

 

 

 

 

 

C

E

C zone:

 

 

 

28

 

 

 

 

 

Over 28˚C, below 30˚C, LOW

 

 

 

26

 

 

D zone:

 

 

 

 

 

 

Over 30˚C, below 32˚C, MED

 

 

 

20

 

 

E zone: HIGH

 

 

 

 

B

 

 

 

 

16

 

 

 

 

 

 

A

 

 

 

 

 

 

 

 

 

 

 

 

7

Freeze

1. In all cooling operation, the air conditioner operates as de-

 

 

prevention

scribed below based upon temp. detected by TC1, TC2 and

 

 

control (Low

TCJ sensors.

 

 

 

 

temp. release)

To prevent the heat exchanger from freezing, the operation

 

 

 

stops.

 

 

 

 

 

• When “J” zone is detected for 5 minutes, the command

 

 

 

 

frequency becomes “S0” to the outdoor unit.

 

 

 

•

In “K” zone, the timer count is interrupted, and held.

 

 

 

• When “1 ” zone is detected, the timer is cleared and the

 

 

 

 

operation returns to the normal operation.

 

• When the command frequency became S0 with continua- tion of “J” zone, operation of the the indoor fan in LOW mode until it reaches the “1 ” zone.

It is reset when the following conditions are satisfied.

 

Reset conditions

 

 

 

 

 

1) TC1 > 12°C and TC2 > 12°C and TCJ > 12°C

 

(˚C)2) 30 minutesIpassed after

stop.

 

 

( ) value:

 

TC1

TC2, TCJ

When the power supply is

P1

 

 

a

 

 

K

 

 

 

turned on, the Forced

 

P1

10°C (5°C)

–10°C

 

 

 

 

 

thermo becomes OFF if the

Q1

 

 

 

 

J

 

Q1

0°C

–14°C

temperature is less than this

 

 

 

 

indicated temperature.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.In all cooling operation, the air conditioner operates as described below based upon temp. detected by TC2 and TCJ sensors.

•When “M” zone is detected for 45 minutes, the command frequency becomes “S0” to the outdoor unit.

•In “N” zone, the timer count is interrupted and held.

•When shifting to “M” zone again, the timer count restarts and continues.

•If “L” zone is detected, the timer is cleared and the opera- tion returns to normal operation.

Reset conditions

1)TC1 > 12°C and TC2 > 12°C and TCJ > 12°C

2)30 minutes passed after stop.

(˚C)

L

 

P2

 

 

 

 

TC2, TCJ

 

 

 

 

 

 

Q2

N

P2

5°C

∗ In a Model without TC2,

 

 

M

 

 

Q2

–2.0°C

 

 

 

 

TC2 is not judged.

 

 

 

 

 

 

36

Page 35 Page 37
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Image 36
Toshiba MMU-AP0151MH, MMU-AP0181MH, MMU-AP0091MH, MMU-AP0071MH, MMU-AP0121MH service manual Reset conditions, Value
Page 35 Page 37

MMU-AP0181MH, MMU-AP0071MH, MMU-AP0091MH, MMU-AP0151MH, MMU-AP0121MH specifications

The Toshiba MMU-AP series, consisting of models MMU-AP0121MH, MMU-AP0151MH, MMU-AP0091MH, MMU-AP0071MH, and MMU-AP0181MH, represents a significant advancement in the realm of power management and energy efficiency for a variety of applications. These modules are designed to optimize performance while ensuring minimal energy consumption, making them suitable for both commercial and industrial uses.

One of the standout features of the MMU-AP series is its intelligent power management technology. This feature allows for adaptive energy distribution based on real-time demands. By leveraging precise control algorithms, the modules can adjust their output to match the specific requirements of connected devices, ultimately leading to reduced power loss and increased efficiency. This adaptability not only benefits end-users by lowering operational costs but also contributes to a greener environment by minimizing waste.

The versatility of the MMU-AP series is evident in its wide range of operational capabilities. These power modules are designed to work effectively in various voltage levels and load conditions. With input voltage ranges suitable for standard industrial environments, they can easily be integrated into existing systems, enhancing overall functionality without requiring extensive modifications.

Moreover, the compact design of the MMU-AP modules is another notable characteristic. Their size and light weight facilitate easier installation and integration into tight spaces, making them ideal for applications where real estate is a premium. This compact profile does not compromise performance, as these modules are engineered to deliver robust power output while maintaining thermal efficiency.

In terms of reliability, the MMU-AP series is built with high-grade components that withstand harsh operating conditions. With features such as over-voltage protection, short-circuit protection, and thermal shutdown capabilities, users can trust that their equipment would operate safely and efficiently, thereby extending the lifespan of both the power modules and the devices they serve.

Finally, Toshiba’s commitment to innovation ensures that the MMU-AP series incorporates cutting-edge technology. The series supports communication protocols that enable seamless integration with smart systems, paving the way for advanced monitoring and control functions. This levels up the user experience, providing insights into performance and diagnostics that are crucial for uptime and reliability in demanding environments.

In conclusion, the Toshiba MMU-AP series offers a blend of efficiency, adaptability, and advanced technology, making it a valuable asset for various industrial and commercial applications. Its intelligent design and robust features ensure that users can optimize energy use while maintaining high performance and reliability.
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