Baldor MN850, Baldor manual Three Wire Control, Two Wire Control, 115 / 230VAC

Three Wire Control

Figure 2-4 Three Wire Control Connection
115 / 230VAC					Note:	Add appropriately rated protective
						device for AC relay (snubber)
						or DC relay (diode).
Fuse	Neutral
	Stop	Start
		R1
		IC
				X1	Baldor
				X2
					Digital
	R1			S1	Soft–Start
				S0
			IC	14
						K1 is factory preset
		OT	OL	11	K1
						as the •RUN" relay.
IC= Input Contactor Coil				12
				24
OL= Thermal Overload Relay
OT= Motor Thermal Overload Relay				21	K2
				22

*External hardware not provided with control.

See Recommended Tightening Torques in Table 2-4.

Two Wire Control

Choose Control Circuit

Off

OnR1

Or

Figure 2-5 Two Wire Control Connection

115 / 230VAC			Note: Add appropriately rated protective
			device for AC relay (snubber)
			or DC relay (diode).
Fuse	Neutral
	Control Circuit
		X1	Baldor
		X2

Hand

Off

Auto

R1

					Digital
				S1	Soft–Start
	R1
				S0
		IC
			14			K1 is factory preset
		OT OL	11		K1
						as the •RUN" relay.
			12
IC= Input Contactor Coil
			24
OL= Thermal Overload Relay
OT= Motor Thermal Overload Relay			21		K2
			22

*External hardware not provided with control.

See Recommended Tightening Torques in Table 2-4.

MN850 Installation 2-9