Description
Download Product Brochure herehttps://www.erico.com/part.asp?part=TDSMPM277
FEATURES
- Primary protection suitable for high exposure sites and point-of-entry facility protection
- Modular design allows easy replacement of surge modules
- Five segment electronic status indication displays percentage of capacity remaining
- Lug connection allows Kelvin (in and out) connection of large cables
- Transient Discriminating (TD) Technology provides increased service life
SPECIFICATIONS
| Part Number | TDSMPM277 |
| Article Number | 700250 |
| Nominal System Voltage (Un) | 240/415 V 277/480 V |
| Distribution System | 3Ph Y 4W+G |
| Max Continuous Operating Voltage (Uc) | 400/692 VAC |
| Stand-off Voltage, L-N | 480/831 V |
| Stand-off Voltage, N-PE | 440 V |
| Frequency | 50 – 60 Hz |
| Nominal Discharge Current (In), Per Mode | 80 kA 8/20 μs |
| Max Discharge Current (Imax) | 100 kA 8/20 μs L-N 130 kA 8/20 μs N-PE |
| Impulse Current (Iimp) | 20 kA 10/350 μs L-N 50 kA 10/350 μs N-PE |
| Aggregate Surge Rating | 200 kA 8/20 μs L-N |
| Back-Up Overcurrent Protection | 100 A |
| Max Operating Current | 25 mA |
| Protection Modes | All modes protected |
| Status Indication | 5 segment LED bar graph per phase |
| System Compatibility | TN-C TN-C-S TN-S TT |
| Technology, L-N | TD MOV/Silicon |
| Technology, N-PE | Triggered Spark Gap |
| Voltage Protection Level (Up) | 750 V @ 3 kA L-N 1,500 V @ 3 kA N-PE 980 V @ 20 kA L-N 2,300 V @ 20 kA N-PE |
| Lead Size | 16 mm² Max |
| Temperature | -35 to 55 °C |
| Enclosure Material | Metal |
| Enclosure Rating | IP 33 NEMA®-3R |
| Mounting | Wall mount |
| Unit Weight | 5 kg |
| Complies With | ANSI®/IEEE® C62.41.2-2002 Cat A, Cat B, Cat C |
| Depth | 170 mm |
| Height | 306 mm |
| Width | 241 mm |
| Standard Packaging Quantity | 1 pc |
| UPC | 78285644100 |
| EAN-13 | 8711893097078 |
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