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Siemens Surge Protection Device: Single Phase, 120/240V AC, 1200V (L-L)/700V (L-G - Enclosed External-Mount SPDs
SiemensEnclosed External-Mount SPDs

Siemens Surge Protection Device: Single Phase, 120/240V AC, 1200V (L-L)/700V (L-G

The SIEMENS Surge Protection Device is a single-phase enclosed external-mount SPD (SKU 19T308, MPN TPS3A12300XD2) with a steel enclosure. It operates at 120/240V AC, has a max. continuing operating voltage of 150 V…

SKU 3G-OTH-21087

Brand
Siemens
Item
Surge Protection Device: Single Phase, 120/240V AC, 1200V
Category
Enclosed External-Mount SPDs
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Technical Specifications

Siemens
Manufacturer Part Number
TPS3A12300XD2
Type
1200V (L-L)/700V (L-G, L-N, N-G), Steel
AC
120/240V
Voltage
120/240V AC
Includes
Dry Contacts
Enclosure Material
Steel
Voltage Protection Rating
1200V (L-L)
Max. Surge Current per Mode
150kA (L-G
Max. Continuing Operating Voltage
150 V AC
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS Surge Protection Device is a single-phase enclosed external-mount SPD (SKU 19T308, MPN TPS3A12300XD2) with a steel enclosure. It operates at 120/240V AC, has a max. continuing operating voltage of 150 V AC, and provides a voltage protection rating of 1200V (L-L) with a max. surge current per mode of 150kA (L-G). The unit includes dry contacts.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens enclosed external-mount spds. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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SIEMENS Surge Protection Device: Three Phase, 120/208V AC Wye, 1200V (L-L)/700V (L-G, L-N, N-G), 4X (MPN TPS3C1230VXD2). Key specifications — Voltage: 120/208V AC Wye; Includes: EMI/RFI Filters; Max. Continuing Operating Voltage: 150 V AC; Voltage Protection Rating: 700V (L-G, L-N, N-G); Enclosure Material: Polycarbonate; Max. Surge Current per Mode: 150kA (L-N; Brand: SIEMENS.
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