





Siemens 3RH2140-1BG40 Auxiliary Contactor 125V DC 4NO
Only 2 left- Code
- WS7003
- GTIN
- 4011209849013
- Category
- Automation control components
- Dispatch
- Within 1 business day for in-stock items.
- Top seller on Mercado Livre and eBay
- Business invoicing available
- Dispatch within 1 business day
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Main item details
- Brand
- SIEMENS
- SKU / Internal code
- WS7003
- GTIN
- 4011209849013
- Product type
- Automation control components
- Condition
- Condition shown in specs
- Stock
- Only 2 left
- Sinalização e Indicadores
- Controla lâmpadas de sinalização que mostram o status de um sistema, como "ligado", "desligado" ou "falha".
- Weight
- 0,278 kg
- Dimensions
- 10x15x24
About this item
Siemens Auxiliary Contactor 3RH2140-1BG40 125vDC 4NO
NEW product out of manufacturer's box
Model: 3RH2140-1BG40
An auxiliary contactor is an electrical device used to perform control and signaling functions in electrical and automation systems. It is similar to a main contactor, but instead of being used to directly control power loads (such as motors or high-current circuits), it is used to operate low-power control circuits, such as signaling lamps, relays, or logical control systems.
Auxiliary Contactor Applications:
Signaling and Indicators: Controls signaling lamps that show the status of a system, such as "on," "off," or "fault."
Control Logic: Used in automation systems to perform more complex control logic, such as interlocks (ensuring that certain processes only occur under specific conditions).
Relay and Timer Activation: Can be used to activate auxiliary relays or timers in the control circuit.
Contact Expansion: When the main contactor does not have enough auxiliary contacts, the auxiliary contactor can be coupled to add more contacts to the system.
Contactor relay, 4 NO, 125 V DC, size S00, screw terminal
product brand name SIRIUS
product designation Auxiliary contactor
product type designation 3RH2
General technical data
contactor size S00
product expansion auxiliary switch Yes
power loss [W] at rated current without
percentage of typical load current
insulation voltage with pollution degree 3 at AC rated
pollution degree 3
surge voltage resistance rated value 6 kV
Date: 01/10/2024
Weight: 0.278KG
Measurements: 10x15x24
Dear customers, if the material is intended for resale, the ST (Tax Substitution) value may be incurred. If the operation is subject to this tax, the responsibility for payment is exclusively the buyer's.
Cabo Eletro Comercial LTDA thanks you.
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Siemens Auxiliary Contactor 3RH2140-1BG40 125vDC 4NO
NEW product out of manufacturer's box
Brand: Siemens
Model: 3RH2140-1BG40
An auxiliary contactor is an electrical device used to perform control and signaling functions in electrical and automation systems. It is similar to a main contactor, but instead of being used to directly control power loads (such as motors or high-current circuits), it is used to operate low-power control circuits, such as signaling lamps, relays, or logical control systems.
Auxiliary Contactor Applications:
Signaling and Indicators: Controls signaling lamps that show the status of a system, such as "on," "off," or "fault."
Control Logic: Used in automation systems to perform more complex control logic, such as interlocks (ensuring that certain processes only occur under specific conditions).
Relay and Timer Activation: Can be used to activate auxiliary relays or timers in the control circuit.
Contact Expansion: When the main contactor does not have enough auxiliary contacts, the auxiliary contactor can be coupled to add more contacts to the system.
Contactor relay, 4 NO, 125 V DC, size S00, screw terminal
product brand name SIRIUS
product designation Auxiliary contactor
product type designation 3RH2
General technical data
contactor size S00
product expansion auxiliary switch Yes
power loss [W] at rated current without
percentage of typical load current
4 W
insulation voltage with pollution degree 3 at AC rated
value
690 V
pollution degree 3
surge voltage resistance rated value 6 kV
Date: 01/10/2024
Weight: 0.278KG
Measurements: 10x15x24
Locator: B8P3C
Dear customers, if the material is intended for resale, the ST (Tax Substitution) value may be incurred. If the operation is subject to this tax, the responsibility for payment is exclusively the buyer's.
Cabo Eletro Comercial LTDA thanks you.
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