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Stainless steel control station with three flush buttons labelled open close stop

SIEMENS

SIEMENS 52C333S control station three flush buttons open close stop 30 mm stainless steel IP66

SKU CH-MHYH-GAJ05

Stainless-steel IP66 control station with three 30 mm flush buttons for open, close and stop functions

  • TypeIndustrial Electrical Controls & Automation
  • Three flush operators give clear Open/Close/Stop control
  • IP66 and NEMA 4X stainless enclosure resists wash-down and corrosion
  • 5 A B600 contacts switch 600 V AC motor circuits
  • Momentary action on every button prevents unintended latching
  • Compact 4.12 × 3.47 in wall-mount footprint fits tight panels

Three-flush-button control station

The Siemens 52C333S is a wall-mounted stainless-steel enclosure holding three 30 mm momentary operators labelled Open, Close and Stop. Two black buttons and one red button each provide normally-open and normally-closed contacts rated at 5 A at 600 V AC. The unit carries a NEMA 4X and IP66 rating for wash-down and outdoor environments.

Contact rating and environmental limits

Each operator uses a B600 contact designation, limiting switching to 5 amperes at 600 volts AC with no mechanical interlock between buttons. The stainless-steel housing meets NEMA 4X and IP66, so the station resists hose-directed water and corrosion but is not rated for submersion or hazardous-location atmospheres. Wiring must stay within the stated contact rating.

Replaces older pendant or loose-button stations

This station consolidates three separate momentary push buttons into a single sealed enclosure, removing the need for individual panel cut-outs and exposed wiring. The jump is worth it when an application requires a compact, wash-down-rated Open/Close/Stop assembly with integrated 3NO/3NC contacts and no pilot lights. It does not suit installations needing maintained-action switches, mechanical interlocks or additional indicator lights.

Highlights

  • Three flush operators give clear Open/Close/Stop control
  • IP66 and NEMA 4X stainless enclosure resists wash-down and corrosion
  • 5 A B600 contacts switch 600 V AC motor circuits
  • Momentary action on every button prevents unintended latching
  • Compact 4.12 × 3.47 in wall-mount footprint fits tight panels

Specifications

BrandSIEMENS
TypeIndustrial Electrical Controls & Automation

Questions about this item

Which flush-button layout matches an open-close-stop sequence?

The station has three 30 mm operators labelled Open, Close, Stop in that order, all momentary action, with black buttons for Open and Close and a red button for Stop.

What does the 5 A 600 V AC contact rating mean once the station is wired into a control circuit?

Each of the three contacts can switch up to 5 amps at 600 volts AC, matching the B600 NEMA designation for heavy-duty pilot-duty loads such as contactor coils.

How does the IP66 and NEMA 4X rating limit where I can mount the stainless-steel enclosure?

The IP66 and NEMA 4X ratings mean the enclosure is dust-tight and protected against powerful water jets, so it can be wall-mounted indoors or outdoors in wash-down or corrosive environments.

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