Combinations Of Indoor And Outdoor Units; Operating Range; Preparation Before Installation - Lennox VRF VEC027N432U User Manual

No.
Name
No.
Name

2.2 Combinations of Indoor and Outdoor Units

(1) See below the number of indoor units that can be connected to the outdoor unit.
(2) The total capacity of indoor units should be within 50%~135% of that of the outdoor unit.
Model
VEC027N432U
VEC034N432U
VEC042N432U
VEC048N432U
VEC055N432U
VEC060N432U
(3) Can be connected to various indoor units. When any one of the indoor units receives
operating command, outdoor unit will start operation as per required capacity. When all
indoor units stop, outdoor unit will be shut off.

2.3 Operating Range

3 Preparation before Installation

NOTE! Graphics here are only for reference. Please refer to actual products. Unspecified
dimensions are all in mm.
① ②
Motor Fan blade
① ②
Motor Fan blade
Min sets of connectable IDUs
Cooling
③
Electric box
assembly
VEC027N432U
VEC034N432U
VEC042N432U
Fig 2.1.2
③
Electric box
assembly
2
2
2
2
2
2
Outdoor temperature: -5°C~48°C
4
DC Inverter Multi VRF System
④
Gas pipe valve Liquid pipe valve
④
Gas pipe valve Liquid pipe valve
Max sets of connectable IDUs
4
5
6
8
9
10
⑤
⑤