SE Digest 178

Low-Voltage Dry-Type Distribution Transformers

DOE 2016 Energy Efficient Single Phase and Single Phase Watchdog

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Class 7400 / Refer to Catalog 7400CT0601

DOE 2016 Energy Efficient Single Phase and Single Phase Watchdog

Table 14.6: EE Single-Phase 60 Hz, 120 / 240 Vac Secondary; cULus Listed kVA Catalog No. Minimum Efficiency @35%75°C Full Capacity Taps [10] Degree C Temp. Rise

Weight (lbs) [11]

Enclosure [12]

Insulation Class

%IZ Sound Level dB

240 x 480 Vac Primary, Aluminum Windings 15 EE15S3H 97.70%

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

6.1% 45dB 5.9% 45dB 6.1% 45dB 5.1% 45dB 5.7% 50dB 4.7% 50dB 3.9% 55dB 5.7% 55dB 6.3% 60dB

215 275 340 395 619 682 982 215 275 400 450 605 795 985 200 275 397 420 621 795 985 225 285 410 460 630 795 995

17D 17H 18H 18H 21D 22D 24D 25D 31D 17D 17H 18H 18H 21D 22D 24D 25D 31D 17D 17H 18H 18H 21D 22D 24D 17D 17H 18H 18H 21D 22D 24D

25

EE25S3H EE37S3H EE50S3H EE75S3H EE100S3H EE167S3H EE250S3H EE333S3H

98.00% 98.20% 98.30% 98.50% 98.60% 98.70% 98.80% 98.90% 97.70% 98.00% 98.20% 98.30% 98.50% 98.60% 98.70% 98.80% 98.90% 97.70% 98.00% 98.20% 98.30% 98.50% 98.60% 98.70% 97.70% 98.00% 98.20% 98.30% 98.50% 98.60% 98.70%

37.5

480Vac 6-2.5% 2+4 240Vac 3-5%1+2

50 75

100 167 250 333

1060 1854

600 Vac Primary, Aluminum Windings 15 EE15S3534H

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– 2 - 5%FCBN 2 - 5%FCBN 2 - 5%FCBN 2 - 5%FCBN 2 - 5%FCBN 2 - 5%FCBN 2 - 5%FCBN 2 - 5%FCBN 2 - 5%FCBN 2 - 5%FCBN 2 - 5%FCBN 2 - 5%FCBN 2 - 5%FCBN 2 - 5%FCBN

4.0 4.3 3.8 4.2 3.2 2.9 4.7 4.3 4.1 3.6 5.7 3.6 6.3 4.2 5.8 5.8 5.7 5.1 5.6 6.5 4.9 — —

45dB 45dB 45dB 45dB 50dB 50dB 55dB 55dB 60dB 45dB 45dB 45dB 45dB 50dB 50dB 55dB 45dB 45dB 45dB 45dB 50dB 50dB 55dB

25

EE25S3534H EE37S3534H EE50S3534H EE75S3534H EE100S3534H EE167S3534H EE250S3534H EE333S3534H EE25S60H EE37S60H EE50S60H EE75S60H EE100S60H EE167S60H EE25S61H EE37S61H EE50S61H EE75S61H EE100S61H EE167S61H

37.5

50 75

100 167 250 333

1065 1865

208 Vac Primary, Aluminum Windings 15 EE15S60H

25

37.5

50 75

100 167

277 Vac Primary, Aluminum Windings 15 EE15S61H

25

37.5

50 75

100 167

Table 14.7: EE Single Phase Watchdog Transformers: 60 Hz, cULus Listed

Minimum Efficiency @ 35% 75°C

Weight (lbs) [11]

DegreeC Temp.Rise

Insulation Class

Sound Level dB

Catalog No.

Full Capacity Taps

Enclosure [12]

%IZ

kVA

240 x 480 Vac Primary, 120 / 240 Vac Secondary, Aluminum Windings 15 EE15S3HF 97.70%

115 115 115 115 115 115

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

3.5% 45dB 4.0% 45dB 3.7% 45dB 3.7% 45dB 3.5% 50dB 3.5% 50dB 1.7% 45dB 3.9% 45dB 3.7% 45dB 3.6% 45dB 3.4% 50dB 3.4% 50dB

275 340 395 620 685 985 280 345 400 625 690 995

17D 18H 18H 21D 22D 24D 17D 18H 18H 21D 22D

25

EE25S3HF EE37S3HF EE50S3HF EE75S3HF EE100S3HF EE15S3HB EE25S3HB EE37S3HB EE50S3HB EE75S3HB EE100S3HB

98.00% 98.20% 98.30% 98.50% 98.60% 97.70% 98.00% 98.20% 98.30% 98.50% 98.60%

37.5

50 75 15 25 50 75

480Vac 6-2.5% 2+4 240Vac 3-5%1+2

100

80 80 80 80 80 80

37.5

100

24D Other primary and secondary combinations are available via the Schneider Electric Product Configurator. Contact your local Schneider Electric representative for more information.

14 TRANSFORMERS

[10] FCBN = Full Capacity Below Normal. [11] Not for construction, Contact your local Schneider Electric representative for certified prints. [12] For enclosure styles, see Table 14.8 Enclosure Dimensions and Accessories, page 14-8

14-7

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