Requirements For Electric Connection; Safety Precaution; Grounding Requirement - Toyotomi TRN-828ZR User Manual

Requirements for electric connection

Safety precaution

1. Must follow the electric safety regulations when installing the unit.
2. According to the local safety regulations, use qualified power supply circuit and air switch.
3. Make sure the power supply matches with the requirement of air conditioner.
Unstable power supply or incorrect wiring or malfunction. Please install proper power
supply cables before using the air conditioner.
4. Properly connect the live wire, neutral wire and grounding wire of power socket.
5. Be sure to cut off the power supply before proceeding any work related to electricity
and safety.
6. Do not put through the power before finishing installation.
7. If the supply cord is damaged, it must be replaced by the manufacturer, its service agent
or similarly qualified persons in order to avoid a hazard.
8. The temperature of refrigerant circuit will be high, please keep the interconnection cable
away from the copper tube.
9. The appliance shall be installed in accordance with national wiring regulations.
10. Appliance shall be installed, operated and stored in a room with a floor area larger than
4m
2
Please notice that the unit is filled with flammable gas R32. Inappropriate treatment
of the unit involves the risk of severe damages of people and material. Details to this
refrigerant are found in chapter "refrigerant".

Grounding requirement

1. The air conditioner is the first class electric appliance. It must be properly grounding with
specialized grounding device by a professional. Please make sure it is always grounded
effectively, otherwise it may cause electric shock.
2. The yellow-green wire in air conditioner is grounding wire, which can't be used for other
purposes.
3. The grounding resistance should comply with national electric safety regulations.
4. The appliance must be positioned so that the plug is accessible.
5. An all-pole disconnection switch having a contact separation of at least 3mm in all poles
should be connected in fixed wiring.
6. Including an air switch with suitable capacity, please note the following table. Air switch
should be included magnet buckle and heating buckle function, it can protect the
circuit-short and overload. (Caution: please do not use the fuse only for protect the circuit)
Air-conditioner
9K & 12K
18K
24K
Air switch capacity
10A
16A
25A
34
GB