SE Digest 178

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Low-Voltage Dry-Type Distribution Transformers

DOE 2016 Energy Efficient Three Phase

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Class 7400 / Refer to Catalog 7400CT1501

DOE 2016 Energy Efficient Three Phase

Table 14.1: EXN & EX Three-Phase 60 Hz, 208Y/120 Vac Secondary; UL Listed kVA Catalog No. Minimum Efficiency @35%75°C Full Capacity Taps DegreeC Temp. Rise

Weight (lbs) [2]

Insulation Class

Sound Level dB

Enclosure [3]

%IZ

480 Vac Delta Primary, Aluminum Windings 15 EXN15T3H

97.89% 98.23% 98.40% 98.60% 98.74% 98.83% 98.94% 99.02% 99.14% 99.23% 97.89% 98.23% 98.40% 98.60% 98.74% 98.83% 98.94% 99.02% 99.14% 99.23% 98.23% 98.40% 98.60% 98.74% 98.83% 98.94% 99.02% 99.14% 98.23% 98.40% 98.60% 98.74% 98.83% 98.94% 99.02% 99.14% 97.89% 98.23% 98.40% 98.60% 98.74% 98.83% 98.94% 99.02% 99.14% 99.23%

6-2.5%2+4- 6-2.5%2+4- 6-2.5%2+4- 6-2.5%2+4- 6-2.5%2+4- 6-2.5%2+4- 6–2.5%2+4– 6–2.5%2+4– 4–2.5%2+2– 4–2.5%2+2– 6-2.5%2+4- 6-2.5%2+4- 6-2.5%2+4- 6-2.5%2+4- 6-2.5%2+4- 6-2.5%2+4- 6–2.5%2+4– 6–2.5%2+4– 4–2.5%2+2– 4–2.5%2+2–

150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150

220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220

4.03% 39dB 3.80% 39dB 4.10% 39dB 4.90% 44dB 3.70% 44dB 3.10% 44dB 4.4% 52dB 5.0% 52dB 4.9% 57dB — 61dB 4.32% 39dB 3.70% 39dB 4.10% 39dB 4.67% 44dB 3.62% 44dB 3.14% 44dB 5.2% 52dB 5.3% 52dB — 57dB — 61dB 4.04% 39dB 3.22% 39dB 4.04% 39dB 4.88% 44dB 3.48% 44dB 3.22% 44dB 4.7% 52dB 4.4% 52dB — 57dB 4.04% 39dB 3.22% 39dB 4.04% 39dB 4.88% 44dB 3.48% 44dB 3.22% 44dB 4.6% 52dB 5.2% 52dB — 57dB 4.06% 39dB 4.08% 39dB 3.44% 39dB 4.99% 44dB 3.27% 44dB 3.60% 44dB 5.7% 52dB 6.0% 52dB 4.8% 57dB 5.3% 61dB

188 303 369 515 724 933

17M 18M 19M 20M 21M 22M 25J 25J 30J 31J 17M 18M 19M 20M 21M 22M 25J 25J 30J 31J 17M 18M 19M 20M 21M 22M 25J 25J 30J 17M 18M 19M 20M 21M 22M 25J 25J 30J 17M 18M 19M 20M 21M 22M 25J 25J 30J 31J 17M 18M 19M 20M 21M 22M 25J 25J 30J 17M 18M 19M 20M 21M 22M 25J 25J 30J

30 45 75

EXN30T3H EXN45T3H EXN75T3H EXN112T3H EXN150T3H EX225T3H EX300T3H EX500T68H EX750T68H EXN30T65H EXN45T65H EXN75T65H EXN112T65H EXN150T65H EX225T65H EX300T65H EX500T79H EX750T79H EXN30T3156H EXN45T3156H EXN75T3156H EXN112T3156H EXN150T3156H EX225T211H EX300T211H EX500T211H EXN30T3156H EXN45T3156H EXN75T3156H EXN112T3156H EXN150T3156H EX225T239H EX300T239H EX500T239H EXN30T3HCU EXN45T3HCU EXN75T3HCU EXN112T3HCU EXN150T3HCU EX225T3HCU EX300T3HCU EX500T68HCU EX750T68HCU EXN30T3155H EXN45T3155H EXN75T3155H EXN112T3155H EXN150T3155H EX225T212H EX300T212H EX500T212H EXN30T1814H EXN45T1814H EXN75T1814H EXN112T1814H EXN150T1814H EX225T1814H EX300T1814H

112.5

150 225 300 500 750

1450 1860 2915 4000

600 Vac Delta Primary, Aluminum Windings 15 EXN15T65H

188 324 368 513 727

30 45 75

112.5

150 225 300 500 750

1002 1450 1860 2915 4000

208 Vac Delta Primary, Aluminum Windings [4] 15 EXN15T3156H 97.89%

192/200/208/216/232/240/248 192/200/208/216/232/240/248 192/200/208/216/232/240/248 192/200/208/216/232/240/248 192/200/208/216/232/240/248 192/200/208/216/232/240/248

192 363 396 526 811

30 45 75

112.5

150 225 300 500

1015 1450 1860 2915

3–5%1+2– 3–5%1+2– 3–5%1+2–

240 Vac Delta Primary, Aluminum Windings [4] 15 EXN15T3156H 97.89%

192/200/208/216/232/240/248 192/200/208/216/232/240/248 192/200/208/216/232/240/248 192/200/208/216/232/240/248 192/200/208/216/232/240/248 192/200/208/216/232/240/248

192 363 396 526 811

30 45 75

112.5

150 225 300 500

1015 1450 1860 2915

3–5%1+2– 3–5%1+2– 3–5%1+2– 6-2.5%2+4- 6-2.5%2+4- 6-2.5%2+4- 6-2.5%2+4- 6-2.5%2+4- 6-2.5%2+4- 6–2.5%2+4– 6–2.5%2+4– 4–2.5%2+2– 4–2.5%2+2–

480 Vac Delta Primary, Copper Windings 15 EXN15T3HCU

222 356 399 661 974

30 45 75

112.5

150 225 300 500 750

1156 1545 1975 3705 4400

Table 14.2: EXN & EX Three-Phase 60 Hz, 480Y/277 Vac Secondary; UL Listed kVA Catalog No. Minimum Efficiency @35%75°C Full Capacity Taps DegreeC Temp.Rise

Weight (lbs) [2]

Insulation Class

Enclosure [3]

%IZ Sound Level

208 Vac Delta Primary, Aluminum Windings [5] 15 EXN15T3155H

97.89% 98.23% 98.40% 98.60% 98.74% 98.83% 98.94% 99.02% 99.14% 97.89% 98.23% 98.40% 98.60% 98.74% 98.83% 98.94% 99.02% 99.14%

192/200/208/216/232/240/248 192/200/208/216/232/240/248 192/200/208/216/232/240/248 192/200/208/216/232/240/248 192/200/208/216/232/240/248 192/200/208/216/232/240/248

150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150

220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220 220

4.01% 39dB 3.43% 39dB 3.86% 39dB 3.94% 44dB 3.67% 44dB 3.12% 44dB 5.8% 52dB 5.2% 52dB 4.8% 57dB 4.62% 39dB 3.50% 39dB 3.95% 39dB 5.03% 44dB 3.53% 44dB 3.08% 44dB 4.6% 52dB 5.4% 52dB — 57dB

191 335 395 544 735

30 45 75

112.5

150 225 300 500

1020 1450 1860 2915

30 45 75 14 TRANSFORMERS 112.5

3–5%1+2– 3–5%1+2– 3–5%1+2– 6-2.5%2+4- 6-2.5%2+4- 6-2.5%2+4- 6-2.5%2+4- 6-2.5%2+4- 6-2.5%2+4- 6–2.5%2+4– 6–2.5%2+4– 4–2.5%2+2–

480 Vac Delta Primary, Aluminum Windings 15 EXN15T1814H

191 333 373 531 730

150 225 300 500

1012 1450 1860 2915

EX500T76H

[2] Not for construction, Contact your local Schneider Electric representative for certified prints. [3] For enclosure styles, see Table 14.8 Enclosure Dimensions and Accessories, page 14-8 [4] 3156 Catalog Numbers are shipped connected as 240 V. [5] 3155 Catalog Numbers are shipped connected as 240 V.

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