SiemensPanel-Mounted Key Switches without Contacts
Siemens Keyed Selector Switch: 3 Position, 22 mm Panel Mounting Size
The SIEMENS Keyed Selector Switch is a 3-position, 22 mm panel-mounting-size switch from the Series 3SU, without contacts. It features a Maintained/Maintained/Maintained switch action and a key removal position of…
SKU 3G-OTH-33226
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore
Product Description
The SIEMENS Keyed Selector Switch is a 3-position, 22 mm panel-mounting-size switch from the Series 3SU, without contacts. It features a Maintained/Maintained/Maintained switch action and a key removal position of Left. The manufacturer part number is 3SU1000-5BL21-0AA0.
Used in
Common applications for SiemensDistrict 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 panel-mounted key switches without contacts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
