NMK045BK HAMMOND POWER SOLUTIONS, NMK045BK Datasheet - Page 22

• Manufacturer Part Number: NMK045BK
• Description: SNTL 3PH 45kVA 208-480 AL
• Manufacturer: HAMMOND POWER SOLUTIONS
• Type: Distributionr

Specifications of NMK045BK

• Brand/series: Sentinel Series
• Capacity: 45 kVA
• Configuration: NEMA/Encapsulated
• Depth: 25 in.
• Enclosure Type: Heavy Duty Ventilated NEMA Type 3R
• Frequency: 60 Hz
• Height: 28.75 in.
• Mounting Type: Floor/Wall
• Phase: 3
• Primary Type: Transformer
• Standards: cULus
• Termination: Leadwires
• Voltage, Primary: 480 VAC
• Voltage, Secondary: 480Y/277 VAC
• Weight: 375 lbs.
• Width: 23.9 in.

SECTION 8
HPS S
600 VOLT CLASS SUPER ENERGY EFFICIENT
GENERAL PURPOSE DISTRIBUTION TRANSFORMER
ALUMINUM & COPPER, THREE PHASE STANDARD SPECIFICATIONS
Clearwater Tech - Phone: [phone] - Fax: [phone] - Web: www.clrwtr.com - Email: [e-mail]
Other voltages and kVA sizes not listed in this section are available upon request for both aluminum and copper wound
units. Please contact customer service for details, price and availability.
F
or termination details see page
Efficiency
UL Listed
CSA Certified
Frequency
Insulation System
Enclosure Type
Enclosure Finish
Neutral
Standard Primary Taps
Termination
Conduit Knock-Outs
Impedance
Mounting
Sound Level
uper
S
entinel
302.
Exceeds TP1 and C802.2 efficiencies at an operating range from 35% to 65% of
rated load.
Efficiency performance will be 25% better than TP1 and C802.2 standards when
measured under a linear load profile.
File: E112313
File: LR3902
60 Hz
220°C (150°C rise)
200°C (130°C rise) on 15 & 30kVA copper
(optional 115°C and 80°C rise available)
Heavy Duty Ventilated NEMA Type 3R
Optional NEMA 4, 4X (stainless steel) and 12.
ANSI 61 Grey, UL50
Neutral terminal for field connection.
Refer to wiring diagrams for details.
Front accessible separate high and
low voltage terminals; connectors suitable
for aluminum and copper are provided for
easy cable installation.
Standard on all units.
Typically 2.5% to 6.5%
Standard floor & wall mounting. Optional
ceiling mounting requires drip plate kit.
Meets NEMA ST-20 standards.
(optional low noise units available)
15 to 45 kVA
15 to 45 kVA
DISTRIBUTION TRANSFORMERS
199
Meets NEMA ST-20 standards.
(optional low noise units available)
File: E112313
File: LR3902
60 Hz
220°C (150°C rise)
(optional 115°C and 80°C rise available)
Heavy Duty Ventilated NEMA Type 3R
Optional NEMA 4, 4X (stainless steel) and 12
ANSI 61 Grey, UL50
Neutral terminal for field connection.
Refer to wiring diagrams for details.
Front accessible separate high
and low voltage terminals; connectors
suitable for aluminum and copper are
provided for easy cable installation.
Standard on 75 to 225 kVA units.
Typically 2.5% to 6.5%
Floor mounting only.
ENERGY EFFICIENT
75 to 750 kVA
F
or accessories see pages
75 to 750 kVA
288
to
291.