Non-Ventilated Three-Phase and Single-Phase Transformers

Non-ventilated transformer enclosures are ideal for environments with high levels of dust, moisture, metal particles, or other airborne contaminants that make ventilated designs unsuitable.

Non-Ventilated Transformers

note

Lugs are not supplied with transformer units. They must be purchased separately.

note

Listed weights are not for construction. Contact your local Schneider Electric representative for certified prints.

Non-Ventilated Three-Phase Transformers; 60 Hz; 208Y/120 Vac Secondary

kVA	Type 3R - IP 54 Catalog No.	Type 3R - IP 54 Catalog 304 Stainless Steel	Full Capacity Taps	Degree C Temp. Rise	Insulation Class	%IZ	Weight (lbs)	Enclosure ^[1]
480 Vac Delta Primary, Aluminum Windings
15	15T3HNV	Via Product Configurator	6–2.5%2+4–	150	220	2.8	—	—
30	30T3HNV					3.5	340	19E
45	45T3HNV					3.3	510	19E
75	75T3HNV					2.5	1025	22E
112.5	112T3HNV					3.3	1250	24E
150	150T3HNV					2.9	2000	25E

Non-Ventilated Single-Phase Transformers; 60 Hz; 120/240 Vac Secondary

kVA	Type 3R - IP 54 Catalog No.	Type 3R - IP 54 Catalog 304 Stainless Steel	Full Capacity Taps	Degree C Temp. Rise	Insulation Class	%IZ	Weight (lbs)	Enclosure ^[1]
240 x 480 Vac Primary, Aluminum Windings
15	15S3HNV	Via Product Configurator	480 Vac 6 - 2.5% 2+4- 240 Vac 3 -5% 1+2-	150	220	4.4	230	17E
25	25S3HNV					4.1	310	18E
37.5	37S3HNV					4.4	350	18E
50	50S3HNV					3.1	450	21E
75	75S3HNV					2.9	880	24E
100	100S3HNV					1.7	975	25E


Style E Transformer Enclosure IP55 Rated	WMB363364 Transformer Wall Mounting Bracket

note

These dimensions are not for construction. Contact your local Schneider Electric representative for certified prints.

Style E Transformer Enclosures — Dimensions and Accessories

Enclosure		Height		Width		Depth		Mounting	Wall Mounting Bracket	Ceiling Mounting Bracket	Insulation Class °C
Number	Style	in.	mm	in.	mm	in.	mm	Mounting	Wall Mounting Bracket	Ceiling Mounting Bracket	Insulation Class °C
17	E	27	686	20	508	16	406	Floor	WMB361362	CMB363	220
18	E	30	762	20	508	20	508		WMB363364	CMB363
19	E	30	762	30	762	20	508		WMB363364	CMB364
21	E	37	940	30	762	24	610		—	CMB364
22	E	43.75	1111	32	813	27	686		—	CMB380
24	E	49.5	1257	35	889	28.5	724		—	CMB381
25	E	49.5	1257	41	1041	32	813		—	—
26	E	57.5	1461	41	1041	32	813		—	—
28	E	60	1524	56	1422	36	914		—	—
29	E	68	1727	56	1422	36	914		—	—
30	E	71	1803	48	1219	36	914		—	—
31	E	74	1880	56	1422	40.5	1029		—	—

Section 14: Transformers

Section 14: Transformers

Non-Ventilated Three-Phase and Single-Phase Transformers

Non-Ventilated Transformers

note

note

Non-Ventilated Three-Phase Transformers; 60 Hz; 208Y/120 Vac Secondary

Non-Ventilated Single-Phase Transformers; 60 Hz; 120/240 Vac Secondary

note

Style E Transformer Enclosures — Dimensions and Accessories

Footnotes