Details

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Yellow station - 1 red mushroom head pushbutton Ø40 turn to release 2NC
XALK178F

This Harmony XALK yellow (RAL1021) control station is ideal for a clearly visible emergency shutdown of any machine. This yellow control station enables machine builders to easily add control and signalling functionality on their machines, with permanent modifications or damage to their machine body. It is designed for simple and mass production machines, textiles, packaging, handling small lifting systems, control of garage doors, rolling shutters, smoke extraction vents. It offers emergency stop and emergency switching off functions. It is impact resistant, dust resistant, water resistant, corrosion resistant, and vibration resistant thanks to its IP69 / IP67 / IP66 / IP69K, making it ideal for operation in harsh environments.

Main Characteristics

• Range of product: Harmony XALK

• Product or component type: Complete control station

• Device short name: XALK

• Product destination: For XB5 Ø 22 mm control and signalling units

• Control station application: Emergency switching off function, Emergency stop function

• Enclosure / Cover colors: Light grey base (RAL 7035) with Yellow cover (RAL 1021)

• Material: Polycarbonate housing

• Operator profile & composition: 1 mushroom head Ø 40 mm push-button (red, 2 NC, unmarked), Turn to release reset

• Contact operation: Slow-break
   

Complementary Specifications & Ratings

• Electrical Ratings:

  • Rated insulation voltage ([Ui]): 600 V (pollution degree 3) conforming to IEC 60947-1

  • Rated impulse withstand voltage ([Uimp]): 6 kV conforming to IEC 60947-1

  • Conventional free air thermal current ([Ith]): 10 A conforming to IEC 60947-5-1

  • Rated operational current ([Ie]): 3 A at 240 V (AC-15), 6 A at 120 V (AC-15), 0.27 A at 250 V (DC-13), etc.

  • Control voltages: AC 120...600 V (50/60 Hz), DC 125...600 V

• Mechanical & Terminal Characteristics:

  • Operating travel: 1.5 mm (NC state change), 4.3 mm (total travel)

  • Operating force: 44 N

  • Mechanical durability: 300,000 cycles (Electrical durability: up to 1,000,000 cycles)

  • Cable entry: 1 knock-out (0...14 mm) and 2 knock-outs (Pg 13 cable gland and ISO M20, 0...12 mm)

  • Connections: Screw clamp terminals ($<= 2 \times 1.5$ mm² with cable end)

  • Terminal tightening torque: 0.8...1.2 N.m

  • Net weight: 0.194 kg
     

Environment & Compliance

• IP / NEMA / IK Protection:

  • IP degree of protection: IP66, IP67, IP69, IP69K conforming to IEC 60529

  • NEMA degree of protection: NEMA 4X, NEMA 13

  • IK degree of protection: IK03 conforming to IEC 62262

• Ambient Air Temperature:

  • Operation: -40…70 °C

  • Storage: -40…70 °C

• Standards: IEC 60204-1, IEC 60947-5-1, IEC 60364-5-53, ISO 13850, UL 508, CSA C22.2 No 14

• Contractual warranty: 18 months

Dimensions Drawings



(1) 2 knock-outs for Pg 13.5 cable gland, maximum capacity 12 mm/0.47 in.
(2) Knock-out for cable entry, maximum capacity 14 mm/0.55 in.

 

Control Station Fitted With	c (mm)	c (in.)
Flush pushbutton	62	2.44
Pilot light	64	2.52
Illuminated pushbutton	65.5	2.58
Projecting pushbutton	66	2.60
Selector switch	80	3.15
Mushroom head pushbutton	91.5	3.58
Latching mushroom head Emergency stop pushbutton with key	115	4.53
Key switch	105.5	4.15