Siemens Control Relay: DIN-Rail & Surface Relay Mounting, 24V DC Coil Volt, 3NO/1NC
The SIEMENS IEC Control Relay (MPN 3RH21311BB40) is a combination DIN-rail and surface-mounted relay with a 24V DC coil voltage and 3NO/1NC contact configuration rated at 10 A. 3G Electric interprets your demand for…
SKU 3G-OTH-37321
Local availability & support — the Philippines
- Delivery
- 5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
- Payment
- Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
- Ships to
- Manila, Quezon City, Cebu, Davao, Batangas
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Product Description
The SIEMENS IEC Control Relay (MPN 3RH21311BB40) is a combination DIN-rail and surface-mounted relay with a 24V DC coil voltage and 3NO/1NC contact configuration rated at 10 A. 3G Electric interprets your demand for this specific control component, sourcing it from our global supply network and backing it with specialist expertise in electrical controls across 14 industrial departments.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the SIEMENS 3RH21311BB40 control relay used for?
The SIEMENS 3RH21311BB40 is an IEC control relay used for switching and controlling industrial circuits. It is commonly applied in automation panels, motor control centers, and machinery where reliable 24 VDC coil operation and 10 A contact rating are required.
What are the specifications of the SIEMENS 3RH21311BB40 relay?
This SIEMENS relay has a 24 VDC coil voltage, 3 normally open and 1 normally closed contact configuration (3NO/1NC), and a 10 A contact rating. It mounts on DIN-rail or surface, with part number 3RH21311BB40.
Where to buy the SIEMENS 3RH21311BB40 relay worldwide?
You can source the SIEMENS 3RH21311BB40 relay through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your operations.
How to install the SIEMENS 3RH21311BB40 control relay?
Mount the relay on a DIN-rail or surface using the integrated clip. Connect the 24 VDC coil supply to the designated terminals, and wire the 3NO/1NC contacts per your control schematic. Ensure the load does not exceed 10 A per contact.
Used in
Common applications for SiemensSiemens Products
3G Electric supplies Siemens combination din-rail & surface-mounted relays. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
