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Siemens Contact Block: 30 mm Panel Mounting Size, 1NO, Momentary, Universal Series - Contact Blocks
SiemensContact Blocks

Siemens Contact Block: 30 mm Panel Mounting Size, 1NO, Momentary, Universal Series

The SIEMENS Contact Block is a 30 mm panel mounting size contact block with a momentary switch action. It features screw terminals and is compatible with the Universal series. This component is identified by…

SKU 3G-OTH-31833

Brand
Siemens
Item
Contact Block: 30 mm Panel Mounting Size, 1NO, Momentary, Universal Series
Category
Contact Blocks
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Technical Specifications

Siemens
Manufacturer Part Number
52BAK
Type
1NO, Momentary, Universal Series, Screw Terminals
Switch Action
Momentary
Compatible with Series
Universal
Terminal Connection Type
Screw Terminals
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS Contact Block is a 30 mm panel mounting size contact block with a momentary switch action. It features screw terminals and is compatible with the Universal series. This component is identified by manufacturer part number 52BAK.

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 contact blocks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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SIEMENS Contact Block: 22 mm Panel Mounting Size, 1NC, Momentary, 3SU1 Series, Spring Terminals (MPN 3SU14001AA103HA0). Key specifications — Switch Action: Momentary; Terminal Connection Type: Spring Terminals; Brand: SIEMENS; Compatible with Series: 3SU1.
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SIEMENS Contact Block: 22 mm Panel Mounting Size, 1NC, Momentary, 3SU1 Series, Screw Terminals (MPN 3SU1400-1AA10-1HA0). Key specifications — Switch Action: Momentary; Terminal Connection Type: Screw Terminals; Brand: SIEMENS; Compatible with Series: 3SU1.
SIEMENS Contact Block: 22 mm Panel Mounting Size, 1NC, Momentary, 3SU1 Series, Spring Terminals (MPN 3SU14002AA103CA0). Key specifications — Color: Black/Red; Switch Action: Momentary; Terminal Connection Type: Spring Terminals; Brand: SIEMENS; Compatible with Series: 3SU1.
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SIEMENS Contact Block: 22 mm Panel Mounting Size, 1NC, Momentary, 3SU1 Series, Spring Terminals (MPN 3SU14002AA103CA0). Key specifications — Color: Black/Red; Switch Action: Momentary; Terminal Connection Type: Spring Terminals; Brand: SIEMENS; Compatible with Series: 3SU1.
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SIEMENS Contact Block: 22 mm Panel Mounting Size, 1NO, Momentary, 3SU1 Series, Spring Terminals (MPN 3SU14002AA103BA0). Key specifications — Color: Black/Green; Switch Action: Momentary; Terminal Connection Type: Spring Terminals; Brand: SIEMENS; Compatible with Series: 3SU1.
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SIEMENS Contact Block: 22 mm Panel Mounting Size, 1NO, Momentary, 3SU1 Series, Spring Terminals (MPN 3SU14002AA103BA0). Key specifications — Color: Black/Green; Switch Action: Momentary; Terminal Connection Type: Spring Terminals; Brand: SIEMENS; Compatible with Series: 3SU1.
SIEMENS Contact Block: 22 mm Panel Mounting Size, 1NO, Momentary, 3SU1 Series, Screw Terminals (MPN 3SU1400-1AA10-1BA0). Key specifications — Switch Action: Momentary; Terminal Connection Type: Screw Terminals; Brand: SIEMENS; Compatible with Series: 3SU1.
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SIEMENS Contact Block: 22 mm Panel Mounting Size, 1NO, Momentary, 3SU1 Series, Screw Terminals (MPN 3SU1400-1AA10-1BA0). Key specifications — Switch Action: Momentary; Terminal Connection Type: Screw Terminals; Brand: SIEMENS; Compatible with Series: 3SU1.