3RR2242-1FW30
The Siemens SIRIUS 3RR2242-1FW30 is an S0-size digital current monitoring relay with a current range of 4~40A. It features an LCD display and can monitor three-phase abnormalities such as phase sequence and phase loss.
Product Positioning
The 3RR2242-1FW30 is a Siemens SIRIUS series S0 size digital current monitoring relay, suitable for medium-power three-phase motor circuits, featuring digital display and wide voltage supply design.
Core Product Advantages and Features
Digital display and settings
Equipped with an LCD display screen, it allows direct reading and setting of current monitoring threshold values, making operation simple.
Three-phase anomaly detection
It can detect various abnormal conditions such as phase sequence errors, phase loss, grounding faults, and locked rotor current.
Current range in S0
The current setting range is 4~40A, corresponding to the medium power motor circuit of the S0 size contactor.
Wide voltage input
Supports 24~240VAC/DC power supply, suitable for control systems of different voltage levels.
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The Siemens SIRIUS 3RR2243-1FW30 is an S2-sized digital current monitoring relay with a current range of 8~80A. It features an LCD display and wide voltage power supply, and is suitable for monitoring three-phase motor circuits.
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3RR2241-1FW30
The Siemens SIRIUS 3RR2241-1FW30 is an S00-size digital current monitoring relay with a current range of 1.6~16A. It features an LCD display and can monitor phase sequence, phase loss, and overload current.
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3RR2241-1FA30
The Siemens SIRIUS 3RR2241-1FA30 is an S00-size digital current monitoring relay that can be installed on a 3RT2 contactor, providing digitally adjustable apparent current and effective current monitoring.