SIEMENS TPS4E0525X2 SPD2 250 KA 480/277V 3P4W SC Surge Protective Device

The Siemens TPS4E0525X2 is a surge protective device (SPD) designed for industrial and commercial electrical applications, including panelboards, switchboards, and low voltage switchgear. It provides robust surge suppression to protect sensitive electrical equipment from transient overvoltage events, ensuring system reliability and safety. This SPD is suitable for use by electrical distributors and switchgear suppliers as part of comprehensive lighting solutions and wire and cable protection systems.

Specifications

• Manufacturer: Siemens
• Manufacturer Part #: TPS4E0525X2
• Surge Current Rating: 250 kA per phase
• Voltage Rating: 480/277V, 3 Phase, 4 Wire
• Dimensions (L x W x H): 21.63 in x 14.5 in x 11.31 in
• Weight: 25 lbs
• UPC: 195125186385

Features

• Type 2 SPD with UL 1283 EMI/RFI filters for enhanced surge suppression
• Continuous diagnostic monitoring with LED indicators per phase and audible alarm for fault detection
• Surge counter with memory retention to track transient surge events
• Dry contact output for remote indication of device status
• Internal overcurrent and overtemperature protection to maintain power to load during device end-of-life conditions
• Designed for installation in 3-phase, 4-wire systems (WYE configuration)
• Compliant with ANSI/IEEE, UL 1449, IEC 61643 standards
• Operating temperature range: -35°C to +75°C with 0-95% non-condensing humidity
• Installation and replacement by qualified licensed electricians only

Downloads & Links

• Installation Guide