TDSMPM Service Entrance Suppressor 100 KA 3Ph TD Technology


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  • 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


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
Technology, L-N TD
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
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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