5STP27H2801 ABB Fuse High breaking capacity Safe reliable industrial power distribution systems
5STP27H2801 ABB Fuse High breaking capacity Safe reliable industrial power distribution systems
The ABB 5STP27H2801 is a high-performance Gate Turn-Off Thyristor (GTO) designed for demanding high-voltage, high-current switching applications in industrial drives, traction systems (railway locomotives and metros), static VAR compensators (SVCs), and high-power converters. As part of ABB’s legacy power semiconductor portfolio, this robust GTO device delivers exceptional reliability, fast switching capability, and efficient energy control—making it a trusted component in mission-critical power electronics systems worldwide.
Product Overview: ABB 5STP27H2801
| ABB Part Number | 5STP27H2801 |
| Device Type | Gate Turn-Off Thyristor (GTO) |
| Repetitive Peak Off-State Voltage (VDRM) | 2800 V |
| Average On-State Current (IT(AV)) | 2700 A (at Tc = 85°C, half-sine wave, 180° conduction) |
| Surge Current (ITSM) | Up to 42 kA (10 ms, 50 Hz) |
| Turn-Off Capability (IGQM) | Typically 2000–2500 A, depending on snubber and gate drive conditions |
| Operating Junction Temperature (Tj) | -40°C to +125°C |
| Package Type | High-power press-pack (disc-type) housing with ceramic insulation |
| Mounting | Designed for press-fit assembly in water-cooled or forced-air heat sinks |
| Applications | AC/DC motor drives, railway traction inverters, HVDC light systems, industrial SMPS, and reactive power compensation |
| Compliance | Meets IEC 60747-6 standards for thyristor devices |
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