MCi Limited - Products: Speed Control Autotransformers

manufacturers of cast epoxy and varnish impregnated coils & transformers

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Standard Transformer Series: C-01/02 | C-03/04 | C-05 | C-06/07 | C-44 | C-49

Control Transformers | Speed Control Autotransformers | Elevator Coils | Custom Products

Speed Control Autotransformers are designed for use in HVAC equipment. This line of autotransformers offers cost effective and reliable means of AC blower motor speed control.

Certified to both CSA and UL standards.

The durable construction and design of these transformers includes a 130°C rated insulation system, low temperature rise, easy mounting and installation assemblies.

Specifications:

Model:	MCI-2534	MCI-2662	MCI-2667	MCI-2668
Input:	120V, 60HZ	120V, 60HZ	120V, 60HZ	120V, 60HZ
Outputs:	75V @ 5.64A 65V @ 5.96A 60V @ 5.88A 55V @ 5.70A	100V @ 1.35A 90V @ 1.30A 79V @ 1.29A 69V @ 1.15A	75V @ 1.60A 60V @ 1.26A	75V @ 2.82A 65V @ 2.98A 60V @ 2.94A 55V @ 2.85A
Mounting:	Figure 1	Figure 2	Figure 1	Figure 1
Dimensions:
A=	3.750"	3.690"	3.690"	4.032"
B=	2.800"	3.120"	3.120"	3.560"
C=	3.125"	2.100"	2.100"	2.300"
D=	3.125"	2.300"	2.300"	2.600"
E=	2.500"

Similar models available with isolated 12V, 7VA output available for control circuits.

Figure 1 Mounting:

Speed Control Autotransformers - Dimensions

Figure 2 Mounting:

BOTTOM VIEW