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Siemens Surge Protection Device: Three Phase, 240V AC Delta, 1200V (L-G, L-L), 320 V AC - Enclosed External-Mount SPDs
SiemensEnclosed External-Mount SPDs

Siemens Surge Protection Device: Three Phase, 240V AC Delta, 1200V (L-G, L-L), 320 V AC

The SIEMENS Surge Protection Device (SKU 6DNZ3) is a three-phase enclosed external-mount SPD with a steel enclosure. It operates at 240V AC Delta, with a max. continuing operating voltage of 320 V AC and a voltage…

SKU 3G-OTH-21118

Brand
Siemens
Item
Surge Protection Device: Three Phase, 240V AC Delta, 1200V
Category
Enclosed External-Mount SPDs
Series
L-G
Available to Order
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Technical Specifications

Siemens
Manufacturer Part Number
TPS3D12100X02
Type
1200V (L-G, L-L), Steel
AC
320 V
Voltage
240V AC Delta
AC Delta
240V
Includes
Dry Contacts
Enclosure Material
Steel
Voltage Protection Rating
1200V (L-G, L-L)
Max. Surge Current per Mode
50kA (L-G
Max. Continuing Operating Voltage
320 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 (SKU 6DNZ3) is a three-phase enclosed external-mount SPD with a steel enclosure. It operates at 240V AC Delta, with a max. continuing operating voltage of 320 V AC and a voltage protection rating of 1200V (L-G, L-L). The unit includes dry contacts and provides a max. surge current per mode of 50kA (L-G).

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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