588150
17
Zoom out
Zoom in
Previous page
1/30
Next page
292
10.3 Protection
10.3.1. 3 minutes delay at restart for compressor.
10.3.2. Temperature protection of compressor top, compressor stops when the temp. of top of compressor is
more than 115 , compressor runs when the temp. of top of compressor is less than 100 .
10.3.3. Voltage protection, unit stop when the voltage is more than 260V and less than 175V.
10.3.4. Inverter module Protection , Inverter module Protection itself has a protection function against current,
voltage and temperature.
10.3.5. Sensor protection at open circuit and breaking disconnection
10.3.6. Fan Speed is out of control. When Indoor Fan Speed is too high(higher than High Fan+300RPM)or
too low(lower than 400RPM), the unit stops and LED displays failure information and can’t return to
normal operation automatically.
10.3.7. Cross Zero signal error warning. If there is no Cross Zero signals in 4 minutes, the unit stops and LED
displays failure information and can’t return to normal operation automatically.
10.4 Fan-only mode
Fan speed is high/mid/low/ Auto
10.5. Cooling mode
10.5.1 The 4-way valve is closed at cooling mode.
10.5.2 The action of the compressor and the outdoor fan:
Condition
T=Indoor Temp.
Ts=Setting Temp.
Compressor Outdoor fan
T> Ts+1 On On Room temp. up
T<Ts+1 Off Off
T> Ts On On Room temp. down
T<Ts Off Off
10.5.3 Auto fan at cooling mode:
Condition
T=Indoor Temp.-Setting Temp.
Indoor fan speed
T<1.5 Low
1.5 <T<4 Mid.
Room temp. up
T>4 High
T> 3 High
1<T<3 Mid.
Room temp. down
T<1 Low
10.5.4 Anti-freezing control to indoor evaporator at cooling mode( T: evaporator temp. )
Evaporator Temp. Compressor
0 <T< 4 Decrease frequency of compressor
T< 0 Off
17


Need help? Post your question in this forum.

Forumrules


Report abuse

Libble takes abuse of its services very seriously. We're committed to dealing with such abuse according to the laws in your country of residence. When you submit a report, we'll investigate it and take the appropriate action. We'll get back to you only if we require additional details or have more information to share.

Product:

For example, Anti-Semitic content, racist content, or material that could result in a violent physical act.

For example, a credit card number, a personal identification number, or an unlisted home address. Note that email addresses and full names are not considered private information.

Forumrules

To achieve meaningful questions, we apply the following rules:

Register

Register getting emails for Midea Alfa inverter 09HRDN1 at:


You will receive an email to register for one or both of the options.


Get your user manual by e-mail

Enter your email address to receive the manual of Midea Alfa inverter 09HRDN1 in the language / languages: English as an attachment in your email.

The manual is 0,32 mb in size.

 

You will receive the manual in your email within minutes. If you have not received an email, then probably have entered the wrong email address or your mailbox is too full. In addition, it may be that your ISP may have a maximum size for emails to receive.

The manual is sent by email. Check your email

If you have not received an email with the manual within fifteen minutes, it may be that you have a entered a wrong email address or that your ISP has set a maximum size to receive email that is smaller than the size of the manual.

The email address you have provided is not correct.

Please check the email address and correct it.

Your question is posted on this page

Would you like to receive an email when new answers and questions are posted? Please enter your email address.



Info