Series MB2400
Snap-Action Pushbuttons
General Specifications
Electrical Capacity (Resistive Load)
Power Level (silver):
Logic Level (gold):
Logic/Power Level:
(gold over silver)
3A @ 125V AC
0.4VA maximum @ 28V AC/DC maximum (Applicable Range 0.1mA ~ 0.1A @ 20mV ~ 28V)
Combines silver & gold ratings
Note: Find additional explanation of dual rating & operating range in Supplement section.
C
Other Ratings
Contact Resistance:
Insulation Resistance:
Dielectric Strength:
20 milliohms maximum for silver; 30 milliohms maximum for gold
1,000 megohms minimum @ 500V DC
1,000V AC minimum between contacts for 1 minute minimum;
1,500V AC minimum between contacts & case for 1 minute minimum
200,000 operations minimum
25,000 operations minimum for silver; 100,000 operations minimum for gold
Single pole 2.45N; double pole 3.92N
Pretravel .024” (0.6mm); Overtravel .016” (0.4mm); Total Travel .039” (1.0mm)
Mechanical Life:
Electrical Life:
Nominal Operating Force:
Travel
Materials & Finishes
Plunger:
Brass with nickel plating
Bushing:
Brass with nickel plating
Frame:
Stainless steel
Case:
Base:
Polybutylene terephthalate (PBT) (UL94V-0)
Diallyl phthalate resin (UL94V-0)
Movable Contactor:
Movable Contacts:
Stationary Contacts:
Phosphor bronze with silver or gold plating
Silver alloy (code W); copper with gold plating (code G); or silver alloy with gold plating (code A)
Silver alloy with silver plating (code W); copper or brass with gold plating (code G); or
silver with gold plating (code A)
Terminals:
Copper or brass with silver plating; copper or brass with gold plating
Environmental Data
Operating Temp Range:
Humidity:
–30°C through +85°C (–22°F through +185°F)
90 ~ 95% humidity for 96 hours @ 40°C (104°F)
Vibration:
10 ~ 55Hz with peak-to-peak amplitude of 1.5mm traversing the frequency range & returning
in 1 minute; 3 right angled directions for 2 hours
Shock:
50G (490m/s2) acceleration (tested in 6 right angled directions, with 3 shocks in each direction)
Installation
Mounting Torque:
Cap Installation Force:
Soldering:
1.5Nm (13.0 lb•in) for double nut; 0.7Nm (6.0 lb•in) for single nut
80.0N (18.0 lbf) maximum downward force on actuator
Wave Soldering (PC version): See Profile B in Supplement section.
Manual Soldering: See Profile B in Supplement section.
Cleaning:
These devices are not process sealed. Hand clean locally using alcohol based solution.
See Cleaning Specifications in Supplement section.
Standards & Certifications
Flammability Standards:
UL:
UL94V-0 case & base
File No. E44145 - Recognized only when ordered with marking on switch.
Add “/U” or “/CUL” before dash in part number to order UL recognized switch.
All single and double pole models recognized at 3A @ 125V AC or 0.4VA max. @ 28V DC max.
File No. 023535_0_000 - Certified only when ordered with marking on switch.
Add “/C” before dash in part number to order CSA certified switch.
Single pole models with PC, solder lug, or Wirewrap terminals & double pole with PC or
Wirewrap terminals certified at 3A @ 125V AC or 0.4VA @ 28V maximum.
CSA:
C96
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3/13/17