TPS3E1120D2, Surge Protective Device

TPS3E1120D2, Surge Protective Device for Electrical Distribution Equipment The TPS3E1120D2 surge protective device is designed for mounting external to electrical distribution equipment, providing Type 2 surge protection with a voltage rating of 277/480 Volt AC. It is suitable for three-phase star 4-wire systems with ground and offers robust protection against transient voltage surges, making it ideal for electrical distributors and switchgear suppliers seeking reliable surge mitigation solutions. Specifications Application: Mount to Electrical Distribution Equipment Voltage Rating: 277/480 Volt AC Input Current: 20 Kiloamp Frequency Rating: 47 to 63 Hertz Circuit Configuration: 3-Phase Star 4-Wire with Ground Surge Current per Phase: 200 Kiloamp Modes of Protection: L-N, L-L, L-G, N-G Response Time: Less than 1 Nanosecond Noise Attenuation: -50 Decibel at 10 Kilo Hertz to 100 Mega Hertz Connection Type: 10 to 8 AWG Wire Leads Operating Temperature: -15 to 140 °F (-25 to 60 °C) Enclosure: NEMA 4X Polycarbonate Dimensions: 6 in Width x 6 in Length x 3.93 in Height Product Weight: 4.95 lbs Maximum Continuous Operating Voltage (MCOV): 320 Volt Short Circuit Current Rating (SCCR): 200 Kiloamp Relative Humidity Range: 0 to 95% non-condensing Certifications: UL 1449 (3rd Edition), UL 1283, CE, REACH Compliant Features Type 2 Surge Protective Device (SPD) with UL 1449 3rd Edition and UL 1283 listing Individually fused, thermally protected 50 kA MOVs for enhanced reliability Solid-state bi-directional operation for comprehensive surge suppression EMI/RFI noise filtering with active tracking up to -50 dB from 10 kHz to 100 MHz Repetitive impulse capability of 5,000 hits Less than 1 nanosecond response time to transient surges Includes dry contact and audible alarm for remote monitoring and alerting Mounts externally on walls for easy installation and maintenance Standard NEMA 4X polycarbonate enclosure providing environmental protection Compatible with wire sizes from #8 AWG to #10 AWG 10-year warranty covering product reliability Downloads & Links Specification/Technical Other 1 CAD Drawing