Carrier 62ME, 62MC, 62MD Primary, Energy Recovery Ventilator, Secondary, MCA Minimum Circuit Amps

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	LEGEND
3PDT — Three Pole, Dual Throw Relay		NC	— Normally Closed
COM — Common		NO	— Normally Open
DPDT — Dual Pole, Dual Throw Relay		PRI	— Primary
ERV	— Energy Recovery Ventilator	SEC	— Secondary
MCA — Minimum Circuit Amps

NOTES:

1.Stand-Alone Application: As shown, ERV will start when power is applied. Interrupt jumpers 6/8 and 7/9 for external control.

2.Jumpers between 6 and 8, and 7 and 9, will be factory added for stand-alone units.

3.Relay throughput: 1/3 hp, 120 vac, 10 amp, 240 vac.

4.On 575-v units transformer may substitute internal breaker on secondary for fuse.

5.Door switches are optional.

6.DPDT relay may be substituted. If so, pins 2, 5 and 8 will not exist.

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(Optional)

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(Optional)

Before performing service or maintenance operations on 62M unit, turn off power switches to unit. Multiple switches may exist. Electrical shock could cause personal injury or death.

Fig. 51 — Typical Wiring Schematic, 24-V Control Circuit