Hammond Power Solutions SP500NJ Spartan open core and coil control transformer, 1-phase, 500 VA, 277V primary to 120V secondary, copper windings, 80°C rise, 130°C insulation class, 50/60 Hz, core and coil enclosure, CSA, UL, CE approved.

Application

General Purpose

Application voltage (pri - sec)

277 - 120

Approval

CSA, UL, CE

Availability

Custom sizes, ratings and styles available upon request

Certification

CSA Certified, UL Listed, CE Marked and RoHS Compliant

Coil Face Terminations

Coil face termination over 3000VA or 30 amps

Coils

Copper wound coils with high dielectric strength insulation

Compliance

Meets NEMA standards

Control transformer

1ph 500VA 277V-120V 50/60Hz CU

Enclosure type

Core & coil

Frequency

50/60 Hz (60 Hz on SP***ACP and SP***AR)

Insulation class

130°C

Material

Copper

Nameplate

HPS standard

Net weight (NPL)

11 lb / 5 kg, typically stocked

Outline ref (NPL)

SP-A

Phase

Single phase

Primary connection

Series (V)

Primary termination (std)

Terminal block

Primary voltage

277

Rating

500 VA

Secondary connection

Series (V)

Secondary termination (std)

Terminal block

Secondary voltage

120

Seismic compliance

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

Standard VA

500

Temperature rise

80°C

Terminal Blocks

a combination slot/Phillips #6 screw with a SEMS washer

Transformer dimensions

3.78in/97mm(H), 4.49in/115mm(W), 4.69in/120mm(D)

Transformer mounting (W/D/Size)

3.78in/97mm(W), 3.66in/93mm(D), 0.31in/7.88mm X 0.81in/20.58mm(Slot)

Voltage Groups

10 standard voltage groups