Midea VRF Series User Manual

V6R VRF 50/60Hz
140
Midea
V6R
Series Service Manual
2.27 A0: Emergency shutdown
Digital display output
Description
 Compressor discharge insufficient superheat protection.
 All units stop running.
 Error code is only displayed on the master unit.
Trigger / recover condition
 Trigger condition:
The port of CN91 on the outdoor main PCB has short-circuited；
Received the emergency shutdown instructions from centralized controller.
 Recover condition:
The port of CN91 on the outdoor main PCB disconnects.
Cancel the emergency shutdown instructions from centralized controller.
 Reset method: Resume automatically.
Possible causes
 Outdoor main PCB damaged.
 Instructions of centralized controller

Midea VRF Series Specifications

General

Compressor Type	Inverter Scroll Compressor
Type	Variable Refrigerant Flow (VRF)
Refrigerant	R410A
Control	Centralized control, individual control
Indoor Unit Types	Wall mounted, cassette, ducted, floor standing
Energy Efficiency	High energy efficiency with DC inverter technology
Indoor Unit Noise Level	19 dB(A) to 45 dB(A)