Technical information

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23
CH070CAV1 Cassette Heat Pump
Indoor Unit : CH070CAV1 Wired Remote : MWR-WE10 Outdoor Unit : UH070CAV1
Power
Power Voltage :
208/230V – 1 Ph – 60 Hz
Control Voltage :
DC Fuzzy Logic
Main Breaker Size :
25 A
Line Sizes :
“Liquid” (expanded gas) line
1/4”
Suction
5/8”
BOTH LINES MUST BE INSULATED SEPARATELY
Interconnect Length
Maximum / Minimum Length
162 / 10 feet
Vertical lift
98 feet (Trap required every 26ft)
(Note condenser can be above or below evaporator)
Charging
Unit is charged for
25 ft (Factory Charge 67oz R410A)
Additional Charge of R410A
0.1oz per ft over 25ft
Charge for Line Run lengths
Length
25
40
55
70
85
100
115
130
150
Added Charge (oz)
0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
Interconnecting Wiring
Gauge
14 AWG Power &16 AWG Shielded Communication
Number of Interconnecting Wires
3x14 AWG Power & 2x16 AWG Comms = 5 Total
Between unit and Wired RMC
4x16 AWG Control, 2 for 12V DC Power, 2 Comms
Indoor Unit Outdoor Unit
(Ground) F2 F2 Separate all Power
F1 F1 & Communications
Wiring by 2"
G G
2(N) 2(N)
1(L) 1(L)
L Power Supply is 208/230V
F4 N even though L & N is used
F3 for Terminal designation
V2
V1 208/230V
System
Breaker
Wired Remote
Controller
V2
F3
F4
V1