Use and Care Manual

EMAX
10 | P a g e
Wire and Breaker Requirements
1. Voltage should not vary more than 12% to ensure proper operation of the compressor.
2. Wire size and breaker requirements for single phase units:**
Motor
Horsepower
Breaker
Size
(Amps)
Wire Size
(50ft or
less)*
Wire Size (More than
50ft)
Peak Start Amps (Locked
Rotor)
5
40
8 gauge
Consult Electrician
135
7.5
50
6 gauge
Consult Electrician
210
10
60
4 gauge
Consult Electrician
270
*Wire size distances are from unit to the panel where the breaker is housed.
**CAUTION: Under sizing wires and/or breakers can cause damage to the unit, possible injury to
personnel, and void your warranty.
Wire Diagrams
3. Single phase unit, NO magnetic starter:
(View from bottom of pressure switch)
Connect incoming power to spot 1 and
to spot 5.
Connect ground wire to marked ground
terminal on pressure switch.