ESP Motor Components

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Overview

The motor section must deliver stable power in hot, demanding downhole conditions. Fiastar manufactures reliable motor-section components engineered for consistent energy transfer and thermal endurance.

Key features

• ✓ Engineered for consistent, stable energy transfer
• ✓ Built for thermal endurance in high-temperature wells
• ✓ Precision tolerances for smooth, low-vibration running
• ✓ Quality-controlled for long service intervals

Typical applications

Technical specifications

Motor series (OD)	375 / 456 / 540 / 562 / 738 / 862
Power platform	10 – 1,500 HP
Voltage range	440 – 5,000 V
Frequency	50 / 60 Hz, VFD-rated 30 – 90 Hz
Insulation class	Class F standard / Class H high-temperature
Motor oil	Mineral Type I or synthetic HT oil
Bearing material	Bronze, silicon carbide, or zirconia
Operating temperature	Standard 150 °C / HT 230 °C
Compliance	API 11S6, ISO 9001, NACE MR0175 (sour service)