Type TB Transformers

Optional Features:

Leads Only
Electrostatic Shield
Primary and Secondary Fuse Block
Fungus Proofing
Primary Voltage Available up to 600 Volts
Secondary Voltage Available up to 600 Volts
Optional VA Ratings from 25 VA to 1000 VA

Regulation Table
Inrush VA at 20% Power Factor

Transformer KVA Rating	85%	90%	95%
.050	378	290	210
.075	669	515	360
.100	907	700	484
.150	1795	1365	930
.200	2810	2130	1455
.250	3788	2875	1950
.300	4739	3600	2475
.350	6332	4780	3225
.500	9062	7600	5116
.750	17201	12929	8675
1.000	25008	18700	12400

Physical Characteristics
TB (Terminal Board) Transformer

VA	A	B	C	D	E	F	G	H	WGT.
25	3.00	2.88	2.56	2.50	1.50	.203	.375	N.A.	1.3
50	3.00	3.38	2.56	2.50	2.00	.203	.375	N.A.	2.5
75	3.38	3.56	2.88	2.81	2.19	.203	.375	N.A.	3.5
100	3.38	3.75	2.88	2.81	2.38	.203	.75	N.A.	3.8
150	4.50	4.31	3.81	3.75	2.25	.203	.375	N.A.	6.5
200	4.50	4.56	3.81	3.75	2.50	.203	.375	N.A.	7.5
250	4.50	4.94	3.81	3.75	2.88	.203	.375	N.A.	9.2
300	5.25	4.94	4.62	4.38	3.25	.312	.625	.062	11.3
350	5.25	5.31	4.62	4.38	3.62	.312	.625	.062	13.0
500	5.25	5.94	4.62	4.38	4.25	.312	.625	.062	16.3
750	6.38	6.12	5.38	5.31	4.25	.312	.625	N.A.	24.0
1000	6.38	6.88	5.38	5.31	5.00	.312	.625	N.A.	35.0

SNC Manufacturing Co., Inc. 101 West Waukau Avenue
Oshkosh, WI 54902-7299 Phone: 920.231.7370 FAX: 920.231.1090
E-mail: rshaw@sncmfg.com http://www.sncmfg.com