Technical Specifications
| Feature | Specification |
|---|---|
| Model Number | Terasaki TL-600NE |
| Frame Size | 600AF |
| Number of Poles | 3 Pole |
| Rated Current (In) | 600A |
| Origin | Japan |
| Rated Voltage (Ue) | 690V AC / 250V DC |
| Breaking Capacity (Icu) | 50kA at 415V AC (Typical for NE Series) |
| Trip Unit Type | Thermal-Magnetic (Fixed or Adjustable) |
| Weight | Approx. 8.5 kg |
| Dimensions | 140 mm (W) x 280 mm (H) x 103 mm (D) |
The Terasaki TL-600NE is a robust 3-pole molded case circuit breaker (MCCB) engineered for heavy-duty industrial and marine electrical distribution systems. Designed to provide reliable overcurrent and short-circuit protection, this 600A unit features high-performance contact materials and a durable housing capable of withstanding significant thermal stress. Its compact frame size relative to its power rating makes it an ideal solution for switchboard manufacturers and engine room power distribution panels where space is limited but high breaking capacity is essential.
Q&A: Product Details & Troubleshooting
Q: Is the Terasaki TL-600NE suitable for marine applications? A: Yes, Terasaki circuit breakers are widely recognized for their marine certifications (such as ABS, BV, and Lloyd’s Register). The TL-600NE is frequently found in shipboard power systems due to its high vibration resistance and reliable performance in humid environments.
Q: What should be inspected if the breaker trips frequently under normal load? A: First, verify the actual current draw using a calibrated clamp meter to ensure it does not exceed 600A. If the load is within limits, check the terminal connections for loose bolts, as high contact resistance creates localized heat that can prematurely trigger the thermal trip element.
Q: Can internal accessories like shunt trips or auxiliary switches be added? A: Yes, the TL series supports a range of internal accessories. These can be field-installed to allow for remote tripping, status signaling to a PLC, or undervoltage protection, depending on the specific requirements of your control logic.
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