ULTIMHEAT : Snap action contact pressure switch, field adjustable, 3 contacts. Type MN3

Snap action contact pressure switch, field adjustable, metal fitting.
3 poles DT contact : Type MN3
DIMENSIONS
Uses: High electrical rating, for 250V
Main applications: Pressure sensing on water heaters, boilers, spas and swimming pools heaters and filters, electrical appliances (For incorporation).
Membranes: EPDM, dia 45 mm. Silicone or NBR on request
Fluid: water or air
Fitting: Brass (stainless steel on request)
Pressure: positive
Housing: PA66, UL94 VO, IP00
Contact: SPDT switches, snap action. NO or NC contacts available with MOQ Electrical rating: Depends on micro-switch operating force that is linked to the electrical rating
Electrical rating:
Depends on micro-switch 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 150 mbar): 1/4HP 6(1) A 240V ( UL, CSA VDE switch)
- On request: up to 25A 250V
Action: momentary.
Set point calibration: Field adjustable with screw driver at+/- 20% of the factory calibration value
Calibration limits: 150 to 1500 mbar
Electrical connection: 6.35 x 0.8 mm terminals
Maximum pressure: 6 bars (87 PSI)
Ambient temperature limits: 0 to 85°C

Available pressure inlet fittings 1

References ( SPDT contact, brass fitting, calibrated at 400 mbar ):
Pressure inlet Standard rating micro- switch Low pressure micro-switch High rating micro-switch
1/8’’ NPT MN30U145H040DE00 MN30U540H040DE00 MN30U647H040DE00
1/8’’BSPT MN30U145L040DE00 MN30U540L040DE00 MN30U647L040DE00
1/8’’BSPP MN30U145D040DE00 MN30U540D040DE00 MN30U647D040DE00
1/4’’ NPT MN30U145K040DE00 MN30U540K040DE00 MN30U647K040DE00
1/4’’ BSPT MN30U1452040DE00 MN30U5402040DE00 MN30U6472040DE00
1/4’’ BSPP MN30U1453040DE00 MN30U5403040DE00 MN30U6473040DE00
Smooth spout dia 4 mm MN30U145E040DE00 MN30U540E040DE00 MN30U647E040DE00
Spout dia 6 mm MN30U145F040DE00 MN30U540F040DE00 MN30U647F040DE00
Fluted spout dia 6 mm MN30U145G040DE00 MN30U540G040DE00 MN30U647G040DE00
Barbed spout dia 10 mm MN30U145J040DE00 MN30U540J040DE00 MN30U647J040DE00
Other set point values: replace 040 in the product reference by the calibration value

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