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  11. Low Voltage Distribution Transformer, 300 kVA, NEMA 1, 120/240V, 480V AC
Square D Low Voltage Distribution Transformer, 300 kVA, NEMA 1, 120/240V, 480V AC EX300T6HCT - main

Low Voltage Distribution Transformer, 300 kVA, NEMA 1, 120/240V, 480V AC

  • Mfr # EX300T6HCT

  • Zoro # G0128035

product price: $26,467.99
/ea
Item requires special delivery charges. A $620.00 per item surcharge will be applied.

Key Features

Input Voltage - Transformer
480V AC
Output Voltage
120/240V
Power Rating
300 kVA
Phase
3
Mounting - Transformer
Floor
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Specifications

Product Information

MFR #
EX300T6HCT
Zoro #
G0128035
UPC #
785901750949
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
480V AC
Output Voltage
120/240V
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
Winding Material - Transformer
Aluminum
Standards
REACH Regulation, RoHS
Voltage Function - Transformer
Step Down
Efficiency
99.12% at 35% load factor, 75.0 Degrees C
Percentage Impedance Voltage
0.048
Continuous Thermal Current Rating Factor
2059.973099892752 16.6 %, 2599.62568625 25 %, 5495.254691 50 %, 10321.30303225 75 %, 17077.77071 100 %
Device Application
low voltage electrical distribution
Device Short Name
DOE 2016
X/R Ratio
2.99
[Uimp] Rated Impulse Withstand Voltage
10 kV
Ambient Air Temperature For Operation
40-40°C
Percentage Reactance
0.000451
Degree Of Protection
UL type 1, UL type 2, with 7400DS25J, UL type 3R, with 7400WS25J
Number Of Tap-Offs
2 2.5 % FCAN, 4 2.5 % FCBN
Rated Operational Power In Va
300 kVA
[Ipk] Rated Peak Withstand Current
7.6 kA
Tap Loss
479.0 no load (core loss), 4526.0 load loss (coil loss)
Primary Voltage
480 V delta
Average Ambient Air Temperature For Operation
30°C
Electrical Connection
4 Hole Nema Pad primary 11.1 mm, 6 Hole Nema Pad secondary 11.1 mm
Noise Level
6 dB NEMA ST-20, 49 dB
Type Of Cooling
natural convection
Temperature Rise
150°C
Material
aluminium
Sound Level
6 dB NEMA ST-20; 49 dB
Transformer Losses
479.0 no load (core loss); 4526.0 load loss (coil loss)
Box Number
25J
Transformer Btu/Hr
2059.973099892752 16.6%; 2599.62568625 25%; 5495.254691 50%; 10321.30303225 75%; 17077.77071 100%
DOE Efficiency
99.12% at 35% load factor, 167 Degrees F (75.0 Degrees C)
Includes Knockouts
No Knockouts

Description

Dry Type Power Distribution Transformer, Input Voltage - Transformer 480V AC Delta, Output Voltage - Transformer 120V AC Center Tap, 240V AC Delta, VA Rating - Transformer 300 kVA, Mounting - Transformer Floor, Outdoor Rated - Transformer No, Voltage Function - Transformer Step Down, 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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