Track circuit protector ST-“” series
Sankosha Co., Ltd.
About This Product
Protective devices for track circuits in railway signal equipment. This protector protects signal cables and equipment from abnormal voltages applied to various track circuits.
■Applications
・For track circuits
・For AF track circuit
・100Hz, for AF superimposed track circuit
・For single rail track circuit
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Product
Track circuit protector ST-“” series
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Handling Company
Sankosha Co., Ltd.
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Categories
5 Models of Track circuit protector ST-“” series
Items marked with have different values depending on the model number.
Click on the part number for more information about each product
| Product Image | Part Number | Price (excluding tax) | Discharge starting voltage | Impulse protection level | Mass | Purpose | Size |
|---|---|---|---|---|---|---|---|
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ST-200 type |
Available upon quote | DC290V±50V | 750V or less (10/200μs, 3kV applied) | Approximately 150g | For track circuit (excluding AF track circuit) | W100mm×D20mm×H67mm |
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ST-300 type |
Available upon quote | DC490V±70V | 800V or less (10/200μs, 3kV applied) | Approximately 150g | For AF track circuit (excluding equipment centralized type) | W100mm×D20mm×H67mm |
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ST-400 type |
Available upon quote | DC550V±100V | 1.4kV or less (10/200μs, 3kV applied) | Approximately 560g | For AF track circuit (equipment centralized type) | W120mm×D60mm×H73.5mm |
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ST-500 type |
Available upon quote | DC700V±100V | 1.6kV or less (10/200μs, 3kV applied) | Approximately 560g | 100Hz, for AF superimposed track circuit (equipment centralized type) | W120mm×D60mm×H73.5mm |
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ST-2500 type |
Available upon quote | AC2-3kV | - | Approximately 1,300g | For single track circuit (equipment centralized type) | Φ48×180 (Total length including lead wire: 1,800mm) |
Click on the part number for more information about each product
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About Company Handling This Product
- Japan