Hammond Power Solutions SG3A0045DK0S Sentinel-G general purpose distribution transformer, 3-phase 45 kVA, 240V delta primary to 480Y/277V wye secondary, aluminum windings, 150°C rise, 220°C insulation, Type 3R enclosure, DOE 2016 efficient, CSA and UL listed.

Approval

CSA, UL

Duty

General duty

Efficiency regulation

DOE 2016 (US), NRCAN 2019 (Canada), NMX 2021 (Mexico)

Electrostatic shield

Single

Enclosure dimensions

28.75in/731mm(H), 25.75in/655mm(W), 23.8in/605mm(D)

Enclosure finish

ANSI 61 grey, UL50

Enclosure ground assembly

No

Enclosure IR window

No

Enclosure PN (NPL)

DH2-N3R

Enclosure type

Type 3R / IP24

Frequency

60Hz

Impedance (std)

2.5% - 6.5%

Insulation class

220°C

Material

Aluminum

Nameplate

HPS standard

Net weight (NPL)

395 lb / 180 kg, Typically Built To Order

Non-linear load (K-factor rating)

General Purpose

Phase

Three phase

Primary BIL

10kV

Primary connection

Delta

Primary FCAN (NPL)

2x2.5%

Primary FCBN (NPL)

4x2.5%

Primary termination (NPL)

Mechanical lugs

Primary voltage

240D

Rating

45 kVA

Secondary BIL

10kV

Secondary connection

Wye-N

Secondary termination (NPL)

Mechanical lugs

Secondary voltage

480Y/277

Seismic compliance

OSHPD, IBC 2018 (Sds=2.0, z/h=1, lp=1.5)

Sentinel general purpose

3ph 45kVA 240V-480Y/277V 60Hz AL

Sound level

45 dBA (NEMA ST-20)

Standard kVA

45

Temperature rise

150°C

Vector configuration

YNd1 (-30°)