Lennox MLB Series User Manual

22
Table 9. Single Zone Mini-Split Wiring Guide
Systems
System
Capacity
System Voltage
Number of
Conductors
Wire Type
Wire Gauge / MOCP
MCA / Max Fuse
Indoor to Outdoor Wiring
(Power only)
L1, L2 and GND
36K 208/230 VAC 3 Stranded 14AWG*3 Stranded, unshielded
Indoor to Outdoor Wiring
(Communication only) (S1, S2)
36K 208/230 VAC 2
Stranded
(shielded)
18AWG*2
Outdoor to Main Power
L1, L2 and GND
36K 208/230 VAC 3 Stranded
MOCP: 45A*/50A**
MCA: 30*; Max Fuse: 45*
MCA: 41**; Max Fuse: 50**
Indoor to Outdoor Wiring
(Power only)
L1, L2 and GND
48K 208/230 VAC 3 Stranded 16AWG*3 Stranded, unshielded
Indoor to Outdoor Wiring
(Communication only)
(S1, S2)
48K 208/230 VAC 2
Stranded
(shielded)
18AWG*2
Outdoor to Main Power
L1, L2 and GND
48K 208/230 VAC 3 Stranded
MOCP: 50A*/50A**
MCA:37* ; Max Fuse: 50*
MCA:42** ; Max Fuse: 50**
Indoor to Outdoor Wiring
(Power only)
L1, L2 and GND
60K 208/230 VAC 3 Stranded 16AWG*3 Stranded, unshielded
Indoor to Outdoor Wiring
(Communication only)
(S1, S2)
60K 208/230 VAC 2
Stranded
(shielded)
18AWG*2
Outdoor to Main Power
L1, L2 and GND
60K 208/230 VAC 3 Stranded
MOCP: 50A
MCA: 39; Max Fuse: 50
MOCP = Maximum Over Current Protection
* MPC; **MLB

Lennox MLB Series Specifications

General

Brand	Lennox
Model	MLB Series
Category	Indoor Furnishing
Language	English