MICRO SWITCH Premium Subminiature Basic Switches, SM Series
Table 1. Specifications
Characteristic
Differentiator
Ampere rating
Circuitry
Operating force
Termination
Actuator
Voltage
Agency approvals
Agency file information
Operating temperature
Contacts
Housing
Sealing
Mechanical life
Size
Parameter
low operating force to 2 oz. max; power load switching capability to 11 A; motor load handling capacity to 1/4
HP (Vac)
0.1 A to 11 A
SPDT
0.04 oz to 2 oz
quick connect, solder, pcb
pin plunger, straight lever, roller lever, simulated roller lever, paddle lever
115 Vac, 125 Vac, 250 Vac, 30 Vdc
UL, CE, CSA, ENEC, MIL-PRF-8805, FAA-PMA
CE: 61058-1; UL: E12252; CSA: LR41372
-54°C to 121°C [-65°F to 250°F]; select catalog listings 204°C [400°F]
silver, gold plated, bifurcated gold
phenolic
sealed plunger on 411SM Series, other SM Series not weather sealed
up to 10,000,000 operations for 11SM listings
up to 80,000 operations for 1SM/41SM listings
up to 1,000,000 operations for gold bifurcated contact
12,7 mm H x 6,35 mm W x 20,3 mm L [0.5 in H x 0.25 in W x 0.8 in L]
Electrical data and UL codes
Table 2. UL Electrical Ratings
Code
J
K
M
N
P
R
S
Circuitry
SPDT
SPDT
SPDT
SPDT
SPDT
SPDT
SPDT
Electrical data and UL codes
5 A res., 3 A ind., (sea level),
5 A res., 2.5 A ind., (50,000 feet), 28 Vdc. UL rating: 5 A, 250 Vac
UL rating: 5 A, 125 or 250 Vac
UL rating: 11 A and 1/4 hp, 125 or 250 Vac
1 A res., 0.5 A ind., 30 Vdc. UL rating: 1 A, 125 Vac
1 A res., 30 Vdc. UL rating: .1 A, 125 Vac
5 A res., 3 A ind., 2.4 A lamp load (sea level),
5 A res., 2.5 A ind., 2.4 A lamp load, (50,000 feet), 28 Vdc.
5 A res., 5 A ind., 1.5 A lamp load, 115 Vac. 60 Hz (sea level)
UL rating: 4 A, 250 Vac
2
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