3RB2987-2B
The Siemens SIRIUS 3RB2987-2B is a dedicated connection cable accessory suitable for solid-state electronic overload relay modules of the 3RB22/23/24 series, sizes S00 to S12, providing options for matching connection cables when expanding or replacing systems.
Product Positioning
The Siemens SIRIUS 3RB2987-2B is a dedicated connection cable suitable for solid-state electronic overload relays of sizes S00 to S12 in the 3RB22/23/24 series. It is a system accessory rather than the relay itself.
Core Product Advantages and Features
Special accessories cable
Designed specifically for the 3RB22/23/24 series overload relay modules, ensuring compatible and stable signal connections.
Applicable to all sizes from S00 to S12
It can be used with 3RB22/23/24 overload relay systems of various sizes from S00 to S12.
Installation is quick and convenient.
The plug-in design reduces on-site wiring time and is suitable for maintenance, replacement, or system expansion.
Original part number
It belongs to the same series of connecting cables as 3RB2987-2D, making it convenient to select the corresponding specifications according to site requirements.
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3RB2987-2D
The Siemens SIRIUS 3RB2987-2D is a dedicated 0.5-meter long connecting cable suitable for solid-state electronic overload relay modules of the 3RB22/23/24 series, sizes S00 to S12, and is used as a matching accessory for overload relay systems.
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3RB2985-2CB1
The Siemens SIRIUS 3RB2985-2CB1 is a Basic 2 GF memory function expansion module, suitable for solid-state electronic overload relays of sizes S00 to S12 in the 3RB22/23 series, and is used as a system function expansion accessory.
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3RB2985-2AA1
The Siemens SIRIUS 3RB2985-2AA1 is an Analog Basic 1 GF analog memory function expansion module, suitable for solid-state electronic overload relays of sizes S00 to S12 in the 3RB22/23 series, and belongs to the category of system function expansion accessories.