SE Digest 178

Low-Voltage Dry-Type Distribution Transformers

DOE 2016 Energy Efficient Three Phase

www.se.com/us

Class 7400 / Refer to Catalog 7400CT1501 DOE 2016 Low Voltage Distribution Transformers designed for applications with harmonic loads. Square D offers offers Delta - Wye 30°Phase Shift transformers which reconfigure the harmonic models and mitigate the harmful effects of triplens. UL Listed with the following K-ratings to handle excess heat created by harmonic wave forms, K4 and K13. Available with aluminum or copper windings and 150°C or 115°C Rise with 220C insulation system.

Table 14.5: EXN & EX Three Phase 60 Hz, 30° Phase Shift, 480 Delta to 208Y/120; UL Listed, K-RATED kVA Catalog No. Minimum Efficiency @ 35% 75°C Full Capacity Taps Degree C Temp. Rise Insulation Class %IZ Sound Level

Weight (lbs) [8]

Enclosure [9]

480 Delta Primary, 208Y/120 Secondary, Aluminum Windings, 150°C Rise, 220C Insulation, K13 Listed 15 EXN15T3HNLP 97.89% 6-2.5%2+4- 150 220

4.51% 39dB 4.18% 39dB 4.71% 39dB 5.26% 44dB 3.70% 44dB 3.00% 44dB 3.30% 49dB 4.96% 39dB 3.06% 39dB 4.41% 39dB 5.56% 44dB 3.33% 44dB 4.60% 44dB 3.80% 49dB 4.30% 39dB 3.15% 39dB 4.13% 39dB 5.21% 44dB 3.80% 44dB 3.37% 44dB 4.22% 39dB 4.23% 39dB 3.95% 39dB 4.15% 44dB 3.52% 44dB 4.35% 44dB

195 336 400 580 802

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

30 45 75

EXN30T3HNLP EXN45T3HNLP EXN75T3HNLP EXN112T3HNLP EX150T3HNLP EX225T3HNLP EXN30T3HCUNLP EXN45T3HCUNLP EXN75T3HCUNLP EXN112T3HCUNLP EX150T3HCUNLP EX225T3HCUNLP

98.23% 98.40% 98.60% 98.74% 98.83% 98.94% 98.23% 98.40% 98.60% 98.74% 98.83% 98.94% 98.23% 98.40% 98.60% 98.74% 98.83% 98.23% 98.40% 98.60% 98.74% 98.83%

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- 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- 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-

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

112.5

150 225

1825 1975

480 Delta Primary, 208Y/120 Secondary, Copper Windings, 150°C Rise, 220C Insulation, K13 Listed 15 EXN15T3HCUNLP 97.89% 6-2.5%2+4- 150

235 407 509 700

30 45 75

112.5

1000 1545 1975

150 225

480 Vac Delta Primary, 208Y/120 Secondary, Aluminum Winding, K4 15 EXN15T3HNL 97.89% 6-2.5%2+4-

184 324 392 527 713 219 358 412 548 899

30 45 75

EXN30T3HNL EXN45T3HNL EXN75T3HNL EXN112T3HNL EXN150T3HNL

112.5

150

1012

480 Vac Delta Primary, 208Y/120 Secondary, Copper Winding, K4 15 EXN15T3HCUNL 97.89%

30 45 75

EXN30T3HCUNL EXN45T3HCUNL EXN75T3HCUNL EXN112T3HCUNL EXN150T3HCUNL

112.5

150

1303

14 TRANSFORMERS

[8] Not for construction, Contact your local Schneider Electric representative for certified prints. [9] For enclosure styles, see Table 14.8 Enclosure Dimensions and Accessories, page 14-8

14-6

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