Energy efficient dry-type transformers 600 Volt Class, isolation type, single and three phase, 15 kVA through 500 kVA. Indoor and outdoor models available.

Features

UL-3R ventilated outdoor enclosures when used with optional weather shields (order separately)
UL Class 220°C insulation system, 150°C temperature rise under full load
Electrostatically shielded for quality power
Terminal board connections and spacious wiring compartment
Panel enclosure design reduces labor time. Wiring diagram on inside front cover
High efficiency for low cost operation
Compliant to NEMA TP-1 Standards
Single and three phase availability
10 + 2 years warranty

Accessories and Optional Design Styles

Wall mounting brackets (500 lbs maximum)
Weather Shields (UL-3R)
Stainless Steel Enclosures
Totally enclosed non-ventilated designs (TENV) (Non UL)
Open core and coil designs
Copper Wound designs
Low temperature designs

PDF Files

	General Purpose Transformers Specifications
	Operations & Maintenance Recommendations
	Custom Transformer Request

Single Phase

Group 1: 240 x 480 Volt Primary, 120/240 Secondary, 60 Hz

Catalog Number	kVA	NEMA 3R Weather Shield*	Pri. Amps	Sec. Amps
ES5H15S	15	WS-15	62.5/31.3	125/62.5
ES5H25S	25	WS-15	104/52.1	208/104
ES5H37S	37.5	WS-17	156/78	313/156
ES5H50S	50	WS-17	208/104	416/208
ES5H75S	75	WS-09	313/156	625/313
ES5H100S	100	WS-09	417/208	833/417
ES5H167S	167	WS-16	695/348	1392/695
*Weather shields come in a set of two and need to be ordered separately.

Group 2: 120/208/240/277 Volt Primary, 120/240 Secondary, 60 Hz

Catalog Number	kVA	NEMA 3R Weather Shield*	Pri. Amps	Sec. Amps
ES12H15S	15	WS-15	54.2	125/62.5
ES12H25S	25	WS-15	90.3	208/104
*Weather shields come in a set of two and need to be ordered separately.

Group 3: 600 Volt Primary, 120/240 Secondary, 60 Hz

Catalog Number	kVA	NEMA 3R Weather Shield*	Pri. Amps	Sec. Amps
ES10H15S	15	WS-15	25	125/62.5
ES10H25S	25	WS-15	41.7	208/104
ES10H37S	37.5	WS-17	62.5	313/156
ES10H50S	50	WS-17	83.3	416/208
ES10H75S	75	WS-09	125	625/313
ES10H100S	100	WS-09	167	833/417
ES5H167S	167	WS-16	278	1392/695
*Weather shields come in a set of two and need to be ordered separately.

Group 4:
Export 190/200/208/220/380/400/415/440 Volt Primary, 110/220 Secondary, 50/60 Hz
Export 200/208/-/230/400/415/-/460 Volt Primary, 115/230 Secondary, 50/60 Hz
Export 208/-/-/240/415/-/-/480 Volt Primary, 120/240 Secondary, 60 Hz only

Catalog Number	kVA	NEMA 3R Weather Shield*	Pri. Amps	Sec. Amps
ES14H15S	15	WS-15	68.2/34.1	136/68.2
ES14H25S	25	WS-15	113.6/56.8	227.3/113.6
*Weather shields come in a set of two and need to be ordered separately.

Three Phase

Group A: 480 Volt ∆ Primary, 208/120 Secondary, 60 Hz

Catalog Number	kVA	NEMA 3R Weather Shield*	Pri. Amps	Sec. Amps
ET2H15**	15	WS-02	18.1	41.7
ET2H15S
ET2H30**	30	WS-14	36.1	83.4
ET2H30S
ET2H45**	45	WS-14	54.2	125
ET2H45S
ET2H75**	75	WS-30	90.3	208
ET2H75S
ET2H112S	112.5	WS-30	135	313
ET2H150S	150	WS-10	181	417
ET2H225S	225	WS-11	271	625
ET2H300S	300	WS-11	361	834
ET2H500S	500	WS-12	602	1390
Weather shields come in a set of two and need to be ordered separately. *Unshielded model.

Group B: 480 Volt ∆ Primary, 240 Volt ∆, Secondary with reduced capacity center tap, 60 Hz

Catalog Number	kVA	NEMA 3R Weather Shield*	Pri. Amps	Sec. Amps
ET5H15**	15	WS-02	18.1	36.1
ET5H15S
ET5H30**	30	WS-14	36.1	72.3
ET5H30S
ET5H45**	45	WS-14	54.2	108
ET5H45S
ET5H75**	75	WS-30	90.3	181
ET5H75S
ET5H112S	112.5	WS-30	135	271
ET5H150S	150	WS-10	181	361
ET5H225S	225	WS-11	271	542
ET5H300S	300	WS-11	361	723
ET5H500S	500	WS-12	602	1204
Weather shields come in a set of two and need to be ordered separately. *Unshielded model.

Group C: 480 Volt ∆ Primary, 480Y/277 Secondary, 60 Hz

Catalog Number	kVA	NEMA 3R Weather Shield*	Pri. Amps	Sec. Amps
ET81H15S	15	WS-02	18.1	18.1
ET81H30S	30	WS-14	36.1	36.1
ET81H45S	45	WS-14	54.2	54.2
ET81H75S	75	WS-30	90.3	90.3
ET81H112S	112.5	WS-30	135	135
ET81H150S	150	WS-10	181	181
ET81H225S	225	WS-11	271	271
ET81H300S	300	WS-11	361	361
ET81H500S	500	WS-12	602	602
*Weather shields come in a set of two and need to be ordered separately.

Group D: 208 Volt ∆ Primary, 480Y/277 Secondary, 60 Hz

Catalog Number	kVA	NEMA 3R Weather Shield*	Pri. Amps	Sec. Amps
ET84H15S	15	WS-02	41.7	18.1
ET84H30S	30	WS-14	83.4	36.1
ET84H45S	45	WS-14	125	54.2
ET84H75S	75	WS-30	208	90.3
ET84H112S	112.5	WS-30	313	135
ET84H150S	150	WS-10	417	181
*Weather shields come in a set of two and need to be ordered separately.

Group E: 208 Volt ∆ Primary, 208Y/120 Secondary, 60 Hz

Catalog Number	kVA	NEMA 3R Weather Shield*	Pri. Amps	Sec. Amps
ET3H15S	15	WS-02	41.7	41.7
ET3H30S	30	WS-14	83.4	83.4
ET3H45S	45	WS-14	125	125
ET3H75S	75	WS-30	208	208
ET3H112S	112.5	WS-30	313	313
ET3H150S	150	WS-10	416	416
*Weather shields come in a set of two and need to be ordered separately.

Group F: 240 Volt ∆ Primary, 208Y/120 Secondary, 60 Hz

Catalog Number	kVA	NEMA 3R Weather Shield*	Pri. Amps	Sec. Amps
ET6H15S	15	WS-02	36.1	41.7
ET6H30S	30	WS-14	72.3	83.4
ET6H45S	45	WS-14	108	125
ET6H75S	75	WS-30	181	208
ET6H112S	112.5	WS-30	271	313
ET6H150S	150	WS-10	361	417
*Weather shields come in a set of two and need to be ordered separately.

Group G: 240 Volt ∆ Primary, 480Y/277 Secondary, 60 Hz

Catalog Number	kVA	NEMA 3R Weather Shield*	Pri. Amps	Sec. Amps
ET85H15S	15	WS-02	36.1	18.1
ET85H30S	30	WS-14	72.3	36.1
ET85H45S	45	WS-14	108	54.2
ET85H75S	75	WS-30	181	90.3
ET85H112S	112.5	WS-30	271	135
ET85H150S	150	WS-10	361	181
*Weather shields come in a set of two and need to be ordered separately.

Group H: 600 Volt ∆ Primary, 208Y/120 Secondary, 60 Hz

Catalog Number	kVA	NEMA 3R Weather Shield*	Pri. Amps	Sec. Amps
ET7H15S	15	WS-02	14.5	41.7
ET7H30S	30	WS-14	28.9	83.4
ET7H45S	45	WS-14	43.4	125
ET7H75S	75	WS-30	72.3	208
ET7H112S	112.5	WS-30	108	313
ET7H150S	150	WS-10	145	417
ET7H225S	225	WS-11	217	625
ET7H300S	300	WS-11	289	834
ET7H500S	500	WS-12	482	1390
*Weather shields come in a set of two and need to be ordered separately.

Group I: 600 Volt ∆ Primary, 480Y/277 Secondary, 60 Hz

Catalog Number	kVA	NEMA 3R Weather Shield*	Pri. Amps	Sec. Amps
ET71H15S	15	WS-02	14.5	18.1
ET71H30S	30	WS-14	28.9	36.1
ET71H45S	45	WS-14	43.4	54.2
ET71H75S	75	WS-30	72.3	90.3
ET71H112S	112.5	WS-30	108.2	135.3
ET71H150S	150	WS-10	144.3	180.4
*Weather shields come in a set of two and need to be ordered separately.

Group J: 480 Volt ∆ Primary, 208Y/120 Secondary, 60 Hz, Copper Wound

Catalog Number	kVA	NEMA 3R Weather Shield*	Pri. Amps	Sec. Amps
ET2H15SCU	15	WS-02	18.1	41.7
ET2H30SCU	30	WS-14	36.1	83.4
ET2H45SCU	45	WS-14	54.2	125
ET2H75SCU	75	WS-30	90.3	208
ET2H112SCU	112.5	WS-30	135	313
ET2H150SCU	150	WS-10	181	417
ET2H225SCU	225	WS-11	271	625
ET2H300SCU	300	WS-11	361	834
ET2H500SCU	500	WS-12	602	1390
*Weather shields come in a set of two and need to be ordered separately.

Group K: 480 Volt ∆ Primary, 380Y/220 Secondary, 60 Hz

Catalog Number	kVA	NEMA 3R Weather Shield*	Pri. Amps	Sec. Amps
ET79H15S	15	WS-02	18.1	41.7
ET79H30S	30	WS-14	36.1	83.4
ET79H45S	45	WS-14	54.2	125
ET79H75S	75	WS-30	90.3	208
ET79H112S	112.5	WS-30	135	313
ET79H150S	150	WS-10	181	417
*Weather shields come in a set of two and need to be ordered separately.