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Datasheet generated 2026-10-07
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Siemens SIRIUS Current-monitoring relay,8..80A 3RR2443-3AA40

Siemens · Control & Automation · Power Supplies · Germany · siemens.com
Part Number
3RR2443-3AA40  ·  HS 8536.49
Siemens SIRIUS Current-monitoring relay,8..80A 3RR2443-3AA40

SIRIUS Current-monitoring relay,8.80A.

Technical Specifications

Manufacturer part number (MPN)3RR2443-3AA40
EAN / GTIN4011209937765
Sales unitpcs
Operating voltage DC24 V
Response value amperage 18–80 A
Response value amperage 28–80 A
Type of currentAC
Voltage type (supply voltage)DC
Type of electric connectionScrew connection
Rated control supply voltage DC24 V
Voltage type for actuatingDC
Min. adjustable delay-on energization time0 s
Max. permitted delay-on energization time999.9 s
Min. adjustable off-delay time0 s
Max. permitted off-delay time999.9 s
Number of contacts as change-over contact1
External current transformerNo
Width55 mm
Height99 mm
Depth112 mm
Country of originCzechia

Properties

MOQ1

Cross-References

Attached Documents