Page 5 - MICRO SWITCH Hermetic Sealed Basic Switches

MICRO SWITCH™ Hermetic Sealed Basic Switches

Table 1. Specifications
Characteristic
Description hermetic sealed miniature snap-action switch
Housing material 300 series stainless steel
Mechanical endurance 25,000 operations min.
Electrical endurance 25,000 operations min.
Dielectric voltage (initial) 1000 Vrms for 1 minute
Circuitry SPDT
Contact material silver, gold, gold bifurcated
Electrical rating up to 4 A at 28 Vdc (ref. electrical rating table)
Sealing symbol 5, hermetic sealed to MIL-PRF-8805
Temperature range -65 °C to 121 °C [-85 °F to 250 °F] (see catalog listing table)
Temperature range (optional) -184 °C to 260 °C [-300 °F to 500 °F] (see catalog listing table)
Vibration symbol 2 (15 g), 10 to 2000 Hz
Mechanical shock shock type M (100 G, saw tooth)
Approvals (refer to page 7) MIL-PRF-8805, UL 508 (File E66520)
Actuators (auxiliary) straight leaf, roller leaf, straight lever, roller lever

Table 2. Electrical Ratings
Rating code
sea level @ 28 Vdc; 3 A res. and 1 A ind.
A 70,000 feet @ 28 Vdc; 3 A res. and 1 A ind.
sea level @ 115 Vac & 400 Hz; 1 A res. and 1 A ind.
sea level @ 28 Vdc; 1 A res. and 0.25 A ind.
B
70,000 feet @ 28 Vdc; 1 A res. and 0.25 A ind.
sea level @ 28 Vdc; 0.5 A res. and 0.25 A ind.
C
70,000 feet @ 28 Vdc; 0.5 A res. and 0.25 A ind.
sea level @ 28 Vdc; 4 A res., 2 A ind. and 1 A lamp
D 70,000 feet @ 28 Vdc; 4 A res., 2 A ind. and 1 A lamp
sea level @ 115 Vac & 400 Hz; 2 A res., 2 A ind. and 0.5 A lamp
sea level @ 28 Vdc; 4 res. and 2 A ind.
E
sea level @ 115 Vac and 400 Hz; 2.5 A res. and 2.5 A ind.

Table 3. UL 508 Electrical Ratings
Rating code
F 28 Vdc, 0.5 A res.; -65 °C to 125 °C [-85 °F to 257 °F]
G 28 Vdc, 3 A res.; -65 °C to 125 °C [-85 °F to 257 °F]
H 28 Vdc, 0.5 A res.; -65 °C to 260 °C [-85 °F to 500 °F]
J 28 Vdc, 4 A res.; -65 °C to 260 °C [-85 °F to 500 °F]

sensing.honeywell.com 5