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  • ULTIMHEAT : Snap action double pole contact miniature pressure switch. Type ZW

    Snap action double pole contact miniature pressure switch, plastic fitting.
    DPDT contact : Type ZW
    DIMENSIONS
    Uses: High electrical rating, for 250V.
    Main applications: Pressure sensing on water heaters, boilers, and electrical appliances.
    Membranes: EPDM, dia 22 mm. Silicone or NBR on request Double membrane on request.
    Fluid: water or air
    Fitting: Plastic
    Pressure: positive
    Housing: PA66, UL94 VO
    Contact: DPDT, snap action. NO or NC contacts available with MOQ
    Electrical rating:
    Depends on microswitch operating force that is linked to the electrical rating
    - Standard rating micro-switch (medium and high pressure calibration only): 16A 125/250VAC;1/2HP 125VAC; 3/4HP 250VAC
    - High rating micro-switch (medium and high pressure calibration only): 2HP 240V, 21(8) A 240V (UL, CSA VDE switch)
    - Low force micro-switch (set points less than 200 mbar): 1/4HP 6(1) A 240V ( UL, CSA VDE switch)
    - On request: up to 25A 250V
    Action: momentary.
    Set point calibration: factory calibrated and sealed, not field adjustable. On request it is possible to have staggered calibration
    Set point calibration limits: from 100 to 1500 mbar
    Electrical connection: 6.35 x 0.8 mm quick connect terminals
    Maximum pressure: 4 bars (58 PSI)
    Ambient temperature limits: 0 to 85°C

    Available pressure inlet fittings 1

    References ( with SPDT contact):
    Pressure inlet Standard rating micro- switch
    (Calibration : 800 mbar)
    Low pressure micro-switch
    (Calibration 150 mbar)
    High rating micro-switch
    (Calibration 800 mbar)
    1/8’’ NPT ZW2K28U1UH000000 ZW2728U50A500000 ZW2K28U6UH000000
    1/4’’BSPP ZW2K2QU1UH000000 ZW272QU50A500000 ZW2K2QU6UH000000
    M10 x 1 ZW2K2MU1UH000000 ZW272MU50A500000 ZW2K2MU6UH000000
    Snap in fitting, 2 grooves dia 7.8 ZW2K2TU1UH000000 ZW272TU50A500000 ZW2K2TU6UH000000
    Snap in fitting, 1 groove dia 10 ZW2K2ZU1UH000000 ZW272ZU50A500000 ZW2K2ZU6UH000000
    Snap in fitting, 1 spout dia 6 mm ZW2K2AU1UH000000 ZW272AU50A500000 ZW2K2AU6UH000000
      Other set point values: replace H00 in the product reference by the requested value in mbar Other set point values: replace A50 in the product reference by the requested value in mbar Other set point values: replace H00 in the product reference by the requested value in mbar

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    *ULTIMHEAT ® is a registered trademark
    Various types of Heaters :Flexible Rectangular Silicone Heaters / Anti Freeze Band Heaters / Band Heaters / Silicone Band Drum Heaters / Flexible Jacket Heater / Accessories and Options
    Temperature Controls and Safety Devices: Creep action fixed setting strip thermostat / Snap action fixed setting strip thermostat / Snap action fixed setting disc thermostat / Thermal Fuses / Thermocouple / Resistance Temperature Devices (RTD) / Bulb and Capillary Control/ Bimetal surface control/ Remote bulb thermostat/ Remote electric temperature control

    Blue Ink Company Limited
    Silicone Flexible Heating Surface Heater Manufacturer and ULTIMHEAT Product Distributor in Thailand and ASEAN
    Morning Dew Building, 41/3 – 41/4 Soi Sukhumvit46 Sukhumvit Rd. Phrakanong Klongtoey Bangkok 10110 Thailand
    Tel. +66(0)27135196 / Fax. +66(0)27135197
    E-mail: infoblueink@ultimheat.com / Website: www.ultimheat.co.th