Schneider EX300T239H Dry-Type Transformer
MPNEX300T239H
Obsolete
EX300T239H - DRY TYPE by SCHNEIDER ELECTRIC
$33,700.42Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Type of cooling | Natural convection |
| Range of product | Square D |
| Transformer type | Energy efficient |
| Product or component type | Transformer |
| Primary voltage | 240 V delta |
| Secondary voltage | 208Y/120 V |
| Let through current | 15.9 kA |
| Rated operational power in | 300 kVA |
| Network frequency | 60 Hz |
| Phases | 3 phase |
| IP rating | UL type 1 UL type 2, with 7400DS25J UL type 3R, with 7400WS25J |
| Mounting support | Floor Floor, with 7400FMB |
All specifications
| Parameter | Value |
|---|---|
| Electrical connection | 6 Hole Nema Pad secondary 0.4 in (11.1 mm) 8 Hole Nema Pad sec - XO 0.4 in (11.1 mm) 2 x 4 Hole Nema Pad primary 0.4 in (11.1 mm) |
| Depth | 32.8 in (832 mm) |
| Width | 40.08 in (1018 mm) |
| Height | 57.5 in (1461 mm) |
| Coil material | Aluminium |
| Standards | UL 1561 CSA C22.2 No 47 NEMA ST-20 |
| %IX | 5.0 % |
| %IZ | 5.2 % |
| X (R ratio) | 3.18 |
| Box number | 25J |
| Sound level | 6 dB NEMA ST-20 49 dB |
| DOE efficiency | 99.15 % at 35 % load factor , 167 °F (75.0 °C) |
| Temperature rise | 150 °C 220 °C insulated |
| Device short name | DOE 2016 |
| Device application | Low voltage electrical distribution |
| Number of tap-offs | 1 5 % FCAN 2 5 % FCBN |
| Transformer BTU (HR) | 1920.5032150938239 16.6 % 2482.3333049999997 0.25 % 5496.960762 0.5 % 10521.339856999999 0.75 % 17555.470589999997 1.0 % |
| Transformer losses | 433.0 no load (core loss) 4712.0 load loss (coil loss) |
| Basic IMP level | 10 kV |
| Ambient air temperature for operation | 104 °F (40 °C) |
| Average ambient air temperature for operation | 30 °C |
MPN
EX300T239H