Siemens Low Voltage s Surge Protection Devices Line of TPS309 as part of the External (Remote Mounted) Group. Type 1 SPD. Dimensions (L x W x H) 8.3 x 3.6 x 3.0. 3-Phase 4-Wire Rated 277/480 V surge current 100 kA per phase. Special features dry contact and auible alarm, extended indicator light, mounts internal to P1panelboards and busway
Modified Industry Description
SPD1 09 EXT 277/480V 100KA DRY EIL
Siemens TPS3E0910D0E TPS3 09 Type 1 External Low Voltage Surge Protective Device With Dry Contact, Audible Alarm, Extended Indicator Light, 277/480 VAC, 47 to 63 Hz, 200 kA SCCR, 3 Phase
TPS3 09 is a UL 1449 4th Edition 100 kA Type 1 compact multi-mode surge protective device that can be installed on either the line or load side of the electrical service. When installed at the electrical service entrance, it can be used for UL 96A compliance (at 20 kA In).