01 / Technical reference
Document overview
SPM industrial electric rotary screw compressor options and model-by-model capacity. The source sheet also outlines motor characteristics, mounting arrangements, and discharge piping.
Published technical specifications
SPM motor and delivered capacity
Scroll sideways to compare all model columns.
| Specification | SPM-5 | SPM-7.5 | SPM-10 |
|---|---|---|---|
| Capacity at 100 psig (ACFM) | 18.1 | 26.9 | 38.5 |
| Capacity at 125 psig (ACFM) | 15.0 | 23.2 | 34.4 |
| Capacity at 150 psig (ACFM) | 13.1 | 18.9 | 32.0 |
| Motor output (HP / kW) | 5 / 3.7 | 7.5 / 5.6 | 10 / 7.5 |
| Base-mounted discharge NPT (in) | 3/4 | 3/4 | 3/4 |
| Tank-mounted discharge NPT (in) | 2 | 2 | 2 |
| Starter enclosure (NEMA) | 4 | 4 | 4 |
| Control voltage (V) | 115 | 115 | 115 |
| Motor enclosure | TEFC | TEFC | TEFC |
| Motor insulation class | F | F | F |
| Motor service factor | 1.25 | 1.25 | 1.25 |
Published capacities referenced to CAGI/ISO 1217 Annex C / Annex E.
SPM mounting configuration dimensions
Scroll sideways to compare all model columns.
| Configuration | Length (in) | Height (in) | Width (in) |
|---|---|---|---|
| Base mount open | 40 | 23.11 | 30.5 |
| Base mount enclosed | 40.13 | 26.06 | 30.5 |
| Platform open | 40 | 50.11 | 30.5 |
| Platform enclosed | 40.13 | 56.06 | 30.5 |
| 80 gal tank open | 68.04 | 43.92 | 30.5 |
| 80 gal tank enclosed | 68.04 | 49.87 | 30.5 |
| 120 gal tank open | 71.98 | 46.92 | 30.5 |
| 120 gal tank enclosed | 71.98 | 52.87 | 30.5 |
| 200 gal tank open | 77.04 | 53.92 | 32.19 |
| 200 gal tank enclosed | 77.04 | 59.87 | 32.19 |
Consult the source document for package selection and shipping weights.
Published equipment features
- Continuous-duty modular oil-flooded rotary screw compressor.
- 230/460 V three-phase TEFC motor and full-voltage magnetic starter with 115 V control.
- T1 microprocessor controller, aftercooler and factory Palasyn 45 lubricant.
- Available tank, platform and enclosure configurations; alternate voltages require factory confirmation.
Application guidance
Use this reference when reviewing motor ratings, pressure-dependent flow, starter configurations and installation requirements. Electrical and pressure ratings must be checked for the exact motor, voltage and operating setpoint.
Technical questions / Manufacturer reference
Frequently asked questions
Which SPM electric compressor motor sizes are covered?
The SPM sheet covers 5; 7.5; 10 hp models.
What is the published SPM-5 airflow at 100 psig?
The SPM-5 is listed at 18.1 CFM at 100 psig.
What is the published SPM-10 airflow at 100 psig?
The SPM-10 is listed at 38.5 CFM at 100 psig. The rating changes with pressure.
Specifications depend on the model, configuration and document revision. Consult the manufacturer PDF linked on this page for the complete reference.