Siemens · SIRIUS ACT 3SU1 시리즈

3SU1130-0AB20-1CA0

현행 제품
UL CSA CE ATEX IECEX

SIRIUS ACT Red Flush Push Button (1NC)

부품 번호: 3SU1 - 1 - 30 - 20 - 1CA0
Siemens SIRIUS ACT 3SU1 시리즈 Introduced circa 2013
Siemens 3SU1130-0AB20-1CA0 — SIRIUS ACT Red Flush Push Button (1NC)

Red flush momentary push button, Siemens SIRIUS ACT series. 22mm cutout, IP66/IP67/IP69K, metal housing, with 1NC contact.

일반적인 용도

Red stop button from the SIRIUS ACT range. Paired with the green 3SU1130-0AB40-1BA0 on Siemens-controlled machinery. The 1NC contact is standard for stop functions. Found on Siemens-automated lines in automotive manufacturing, pharmaceutical filling lines, and semiconductor fab equipment. The metal front ring matches the premium aesthetic expected in clean-room and pharmaceutical environments.

사양 목록

Actuator Shape
Round
Actuator Type
Flush
Certifications
UL, CSA, CE, ATEX, IECEx
Color
Red
Contact Configuration
1NC
Cutout Diameter
22mm
IP Rating
IP66/IP67/IP69K
Material
Metal
Mounting Type
Panel
Max Operating Temp
70°C
Min Operating Temp
-25°C

이 아이콘이 있는 사양은 제조사의 원본 출처 페이지에 연결되어 있습니다

추가로 필요한 부품

이것은 모듈형 부품입니다. 완전한 조립을 위해 다음이 추가로 필요할 수 있습니다:

설치 빠른 참조

Panel cutout: 22mm. Insert from the front of the panel, secure with mounting nut from behind (tighten to 2-3 Nm).

Contact block: Snap or screw the contact block onto the rear of the button body. Ensure the contact block orientation matches the wiring diagram — NO terminals are usually marked.

Wiring: Use 0.5-2.5mm² stranded wire with ferrules. Tighten screw terminals to 0.8 Nm. Test the button function before energizing the circuit.

외형 치수

Front 22mm cutout panel hole diameter Side panel contact ~45mm depth

배선도

L T 21 22 NC (closed) opens on press

문제 해결

Button doesn't respond when pressed

Check the contact block first — it's the most common failure point. Test continuity across the NO or NC terminals with a multimeter. If no click is felt, the return spring in the head may be broken.

Works intermittently

Contact block contacts are pitted or burned. Replace the contact block — don't try to file the contacts. Check if the rated cycle count has been exceeded.

Button feels mushy or doesn't click

The spring return mechanism in the button head is worn. Replace the head. The contact block can usually be reused if it tests OK.

주요 사양

Actuator Shape
Round
Actuator Type
Flush
Certifications
UL, CSA, CE, ATEX, IECEx
Color
Red
Contact Configuration
1NC

사용자 후기

+

“Yes, they cost 30-40% more than Eaton or Schneider equivalents. But the IP69K rating is standard, not an upcharge. The metal housing is noticeably more solid. For food & bev or pharma where washdown is daily, the math works out.”

Reddit r/electricians by controls_contractor_OH 22 추천 스레드 보기 →

데이터 출처

사양 및 제품 데이터는 다음 참고 자료에서 수집되었습니다.

3SU1130-0AB20-1CA0 Siemens Product Page

https://sieportal.siemens.com/en-ww/products-services/detail/3SU1130-0AB20-1CA0

접속일 March 28, 2026

출처