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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 19T307, MPN TPS3A12200X02) with a steel enclosure. It operates at 120/240V AC with a max. continuing operating voltage of 150 V…

SKU 3G-OTH-21072

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
TPS3A12200X02
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
100kA (L-G
Max. Continuing Operating Voltage
150 V AC
View Full Spec Sheet

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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 19T307, MPN TPS3A12200X02) with a steel enclosure. It operates at 120/240V AC with a max. continuing operating voltage of 150 V AC, a voltage protection rating of 1200V (L-L), and a max. surge current per mode of 100kA (L-G). It includes dry contacts.

Frequently Asked Questions

What is the SIEMENS TPS3A12200X02 surge protection device used for?

The SIEMENS TPS3A12200X02 is an enclosed external-mount SPD designed to protect single-phase 120/240V AC electrical systems from voltage surges. It is commonly used in commercial and industrial facilities to safeguard sensitive equipment against transient overvoltages, with a max surge current per mode of 100kA (L-G).

What are the specifications of the SIEMENS TPS3A12200X02 surge protector?

The SIEMENS TPS3A12200X02 is a single-phase SPD rated for 120/240V AC with a max continuing operating voltage of 150 V AC. It offers a voltage protection rating of 1200V (L-L) and 700V (L-G, L-N, N-G), a max surge current per mode of 100kA (L-G), and includes dry contacts. The enclosure is steel.

Where to buy the SIEMENS TPS3A12200X02 surge protection device worldwide?

You can source the SIEMENS TPS3A12200X02 surge protection device worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply genuine SIEMENS components to any country.

How to install the SIEMENS TPS3A12200X02 external-mount SPD?

Install the SIEMENS TPS3A12200X02 SPD by mounting the steel enclosure securely near the main service panel. Connect the line, neutral, and ground conductors per the wiring diagram, ensuring the max continuing operating voltage of 150 V AC is not exceeded. Use dry contacts for remote monitoring. Always follow local electrical codes and consult a qualified electrician.

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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