Unimec 154XX

• Standard actuation force: Typ 2.5 N
• Max. Actuation force: 100 N for 10 sec.
• Key travel: 1.8 mm
• Lifetime:
Momentary - >10.000.000 cycles
Latching - 5.000.000 cycles

ENVIRONMENTAL SPECIFICATIONS
Working temperature: -40/ +160 ⁰C
• Storage temperature: -65/+160 ⁰C
• Soldering: IEC 68-2-20
• ENVIRONMENTAL ENDURANCE IEC 68-2-3
• Temperature +40⁰C
• Humidity 93% RH
• Duration 56 days
• Sealing IEC 529: IP54

MATERIALS
• Housing and actuator: LCP UL94V0
• Switch spring: Stainless steel
• Key spring: Stainless steel
• Latch pin: Stainless steel
• Fixed contact:
Silver - SnCu+2μNi+3μAg
Gold - SnCu+2μNi+3μAu
• Moving contact:
Silver - Stainless steel +3μAg
Gold - Stainless steel +3μAg+1μAu
• Terminals: SnCu+2μNi+3μSn100
• Contact lubricant: Special protective lubricant Klüber Barrierta I EL Fluid

• Contact resistance: Max. 100 m Ω (initially)
• Insulation resistance: >10 M Ω
• Recommended load: Max. 250 mA – 120 V – 9W AC – 6W DC
Silver - Min. 0.5 mA
Gold - Min. 0.5μ A
• Max. Current in non switching state: 0.5 A
• Contact bounce: Max. 10 ms
• Dielectric strength between adjacent contacts: 1000 V for 2 min.
• Insulation resistance between adjacent contacts: 5 X 1013 Ω
• Capacitance between adjacent contacts: 0.5 pF

• Max. 250 mA - 120 V - 9 W AC - 6 W DC
• 2 pole
• Momentary or latching
• 8 contact functions
• Temperature range: -40/+160 ºC
• Through-hole version (TH)