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  11. Low Voltage Distribution Transformer, 300 kVA, NEMA 1, 277/480V AC, 208V AC
Square D Low Voltage Distribution Transformer, 300 kVA, NEMA 1, 277/480V AC, 208V AC EX300T212H - main

Low Voltage Distribution Transformer, 300 kVA, NEMA 1, 277/480V AC, 208V AC

  • Mfr # EX300T212H

  • Zoro # G0128010

product price: $26,467.99
/ea
Additional $630.00 delivery surcharge applies per item.
See details

Key Features

Input Voltage - Transformer
208V AC
Output Voltage
277/480V AC
Power Rating
300 kVA
Phase
3
Mounting - Transformer
Floor
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Specifications

Product Information

MFR #
EX300T212H
Zoro #
G0128010
UPC #
785901752561
Country of Origin
United States

Dimensions

Overall Height
57 1/2 in
Overall Width
40.07 in
Overall Depth
32 3/4 in
Knockout Size - Transformer
No Knockout

Details

Item
Low Voltage Distribution Transformer
Input Voltage - Transformer
208V AC
Output Voltage
277/480V AC
Power Rating
300 kVA
Phase
3
Mounting - Transformer
Floor
Hz - Electrical
60 Hz
NEMA Enclosure Rating
NEMA 1
Outdoor Rated - Transformer
No
Winding Material
Aluminum
Standards
REACH Regulation, RoHS
Winding Material - Transformer
Aluminum
Voltage Function - Transformer
Step Up
Material
aluminium
Noise Level
6 dB NEMA ST-20, 49 dB
[Uimp] Rated Impulse Withstand Voltage
10 kV
Tap Loss
445.0 no load (core loss), 4625.0 load loss (coil loss)
[Ipk] Rated Peak Withstand Current
6.9 kA
Rated Operational Power In Va
300 kVA
Number Of Tap-Offs
1 5 % FCAN, 2 5 % FCBN
Ambient Air Temperature For Operation
40-40°C
Continuous Thermal Current Rating Factor
1953.268745403 16.6 %, 2504.7254868749997 0.25 %, 5463.6923775 0.5 %, 10395.303861875 0.75 %, 17299.55994 1.0 %
Electrical Connection
6 Hole Nema Pad secondary 11.1 mm, 8 Hole Nema Pad sec - HO 11.1 mm, 2 x 4 Hole Nema Pad primary 11.1 mm
Device Short Name
DOE 2016
Degree Of Protection
UL type 1, UL type 2, with 7400DS25J, UL type 3R, with 7400WS25J
X/R Ratio
3.24
Device Application
low voltage electrical distribution
Average Ambient Air Temperature For Operation
30°C
Primary Voltage
208 V delta
Type Of Cooling
natural convection
Temperature Rise
150°C
Efficiency
99.14% at 35% load factor, 75.0 Degrees C
Percentage Reactance
0.000499
Percentage Impedance Voltage
0.052
DOE Efficiency
99.14% at 35% load factor, 167 Degrees F (75.0 Degrees C)
Transformer Losses
445.0 no load (core loss); 4625.0 load loss (coil loss)
Sound Level
6 dB NEMA ST-20; 49 dB
Box Number
25J
Transformer Btu/Hr
1953.268745403 16.6%; 2504.7254868749997 0.25%; 5463.6923775 0.5%; 10395.303861875 0.75%; 17299.55994 1.0%
Includes Knockouts
No Knockouts

Description

Dry Type Power Distribution Transformer, Input Voltage - Transformer 208V AC Delta, Output Voltage - Transformer 277V AC, 480V AC Wye, VA Rating - Transformer 300 kVA, Mounting - Transformer Floor, Outdoor Rated - Transformer No, Voltage Function - Transformer Step Up, Winding Material - Transformer Aluminum, Hz - Electrical 60 Hz, Temp. Rise 150 Degrees C, Enclosure Rating NEMA 1 (Convertible to NEMA 3R by Adding Weather Shield), IP Rating Not Applicable

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