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3RR21411AA30
The Siemens 3RR21411AA30 is a relay module designed for monitoring 2-phase current. It operates within a frequency range of 20 to 400 Hz and is able to handle currents from 1.6 to 16 A.
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Technical specifications for 3RR21411AA30
| Manufacturer | Siemens |
|---|---|
| Product Type | Relay Module |
| Product Line | SIRIUS |
| Part Number | 3RR21411AA30 |
| UPC | 662643853704 |
| Relay Type | 2-Phase Current Monitor |
| Frequency Range | 20 to 400 Hz |
| Fault Buffer | Optional |
| Monitoring Function | Current overshoot/undershoot, phase failure, cable break |
| Switching Hysteresis | 0.06 |
| Voltage Rating | 24 V AC/DC |
| Contact Type | 1 CO (Change-Over) |
| ON Delay Range | 0–60 s |
| Connection Type | Screw terminals |
| Current Range | 1.6 to 16 A |
| Mounting | Contactor 3RT2, Size S00 |
| Noise Pulse Suppression | 0–30 s |
| Supply Voltage | 24 V AC/DC |
The 3RR21411AA30 relay module from Siemens, part of the SIRIUS series, serves as a reliable 2-phase current monitoring device. This module operates effectively within a frequency spectrum of 20 to 400 Hz, providing substantial flexibility for various applications. It is rated for operation on a supply voltage of 24 V AC/DC.
The device can monitor currents in the range of 1.6 to 16 A, allowing it to accommodate a wide range of electrical configurations. It diligently checks for current overshoot and undershoot scenarios and is equipped to detect phase failures and cable breaks, resulting in enhanced safety measures. The switching hysteresis is rated at 0.06, ensuring reliable operation.
Users can configure an ON delay period from 0 to 60 seconds to suit specific operational requirements. Additionally, this module supports optional noise pulse suppression that ranges from 0 to 30 seconds. Connection to the system is achieved through screw terminals, providing straightforward integration. Designed for use with contactor 3RT2, Size S00, this relay module features a single change-over (1 CO) contact type, making it adaptable for various setup needs.
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