Machine Type Transformers » Bulletin M-3
General Description:
• Machine Type Transformer
• Stacked Core
• Frame Cross Section 9 1/2" X 13 3/8"
Ordering Instructions:
• Order by model number shown
• Add "X" to model number if transformer is to be fully potted
• Specify "primary conduit opening" or "primary cable clamp block" ("primary conduit opening" furnished standard)
• To request a Drawing, click on the Drawing No. below, and complete the request form.

Stacked Core

KVA Rating 110C Rise Secondary Voltage Range Number of Taps Tap Switch Location RWMA Pad Size Model Number Weight Approx. Drawing No. Frame Letter Turns Ratio 440 Volt
220V/60 Hz 440V/60 Hz Tap
1 		Tap
2 		Tap
3 		Tap
4 		Tap
5 		Tap
6 		Tap
7 		Tap
8
150 6.4 to 11.0
Volts		 8 End Mount 2
3		 M226150PL1BNL
M226150PL1BOL		 M446150PL1BNL
M446150PL1BOL		 546
551		 R1093 PL 69:1 63:1 57:1 53:1 49:1 45:1 42:1 40:1
Side Mount 2
3		 M226150PL1FNL
M226150PL1FOL		 M446150PL1FNL
M446150PL1FOL		 566
571		 R1305
200 7.6 to 11.3
Volts		 8 End Mount 2
3		 -- M446200PL1BNL
M446200PL1BOL 		546
551		 R1093 PL 59:1 55:1 51:1 48:1 45:1 43:1 41:1 39:1
Side Mount 2
3		 -- M446200PL1FNL
M446200PL1FOL 		566
571		 R1305
200 7.8 to 12.9
Volts		 8 End Mount 2
3		 -- M446200PA1BNL
M446200PA1BOL 		650
655		 R1093 PA 57:1 53:1 49:1 45:1 42:1 39:1 36:1 34:1
Side Mount 2
3		 -- M446200PA1FNL
M446200PA1FOL 		670
675		 R1305

Standard Features:
• Class "F" insulation
• Solderless lug connections for primary wiring
• Secondary pad sizes and hole spacings to RWMA standard
• Secondary end positively sealed against contimination
Optional Features:
• Voltages and frequencies other than shown available on request
• Thermostats
• Special secondary pad sizes available on request
• Primary disconnect plug
   
Bulletin M-1 Bulletin M-2 Bulletin M-2.1 Bulletin M-3 Bulletin M-4