Square D Digest 179

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

4.03% 3.80% 4.10% 4.90% 3.70% 3.10% 4.4% 5.0% 4.32% 3.70% 4.10% 4.67% 3.62% 3.14% 5.2% 5.3% 4.04% 3.22% 4.04% 4.88% 3.48% 3.22% 4.04% 3.22% 4.04% 4.88% 3.48% 3.22% 4.06% 4.08% 3.44% 4.99% 3.27% 3.60% 5.7% 6.0%

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

188 303 369 515 724 933

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

30 45 75

EXN30T3H EXN45T3H EXN75T3H EXN112T3H EXN150T3H EX225T3H EX300T3H EX500T68H EXN30T65H EXN45T65H EXN75T65H EXN112T65H EXN150T65H EX225T65H EX300T65H EX500T79H EXN30T3156H EXN45T3156H EXN75T3156H EXN112T3156H EXN150T3156H EXN30T3156H EXN45T3156H EXN75T3156H EXN112T3156H EXN150T3156H EXN30T3HCU EXN45T3HCU EXN75T3HCU EXN112T3HCU EXN150T3HCU EX225T3HCU EX300T3HCU EX500T68HCU EXN30T3155H EXN45T3155H EXN75T3155H EXN112T3155H EXN150T3155H EX225T212H EX300T212H EX500T212H EXN30T1814H EXN45T1814H EXN75T1814H EXN112T1814H EXN150T1814H EX225T1814H EX300T1814H EX500T76H

39dB

6–2.5%2+4–

112.5

44dB

150

220

150 225 300 500

1450 1860 2915

52dB

4–2.5%2+2–

4.9% 57dB

600 Vac Delta Primary, Aluminum Windings 15 EXN15T65H

188 324 368 513 727

30 45 75

39dB

6–2.5%2+4–

112.5

44dB

150

220

150 225 300 500

1002 1450 1860 2915

52dB

4–2.5%2+2–

— 57dB

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

192 363 396 526 811 192 363 396 526 811 222 356 399 661 974

30 45 75

39dB

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

150

220

112.5

44dB

150

1015

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

30 45 75

39dB

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

150

220

112.5

44dB

150

1015

480 Vac Delta Primary, Copper Windings 15 EXN15T3HCU

30 45 75

39dB

6–2.5%2+4–

112.5

44dB

150

220

150 225 300 500

1156 1545 1975 3705

52dB

4–2.5%2+2–

4.8% 57dB

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

4.01% 3.43% 3.86% 3.94% 3.67% 3.12% 5.8% 5.2% 4.62% 3.50% 3.95% 5.03% 3.53% 3.08% 4.6% 5.4%

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%

191 335 395 544 735

30 45 75

39dB

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

112.5

44dB

150

220

150 225 300 500

1020 1450 1860 2915

52dB

3–5%1+2–

4.8% 57dB

480 Vac Delta Primary, Aluminum Windings 15 EXN15T1814H

191 333 373 531 730

30 45 75

39dB

6–2.5%2+4–

112.5

44dB

150

220

150 225 300 500 14 TRANSFORMERS

1012 1450 1860 2915

52dB

4–2.5%2+2–

— 57dB

[2] Not for construction, Contact your local Schneider Electric representative for certified prints. [3] For enclosure styles, see 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.

14-4

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