51-378.AD EAO, 51-378.AD Datasheet - Page 12

• Manufacturer Part Number: 51-378.AD
• Description: SWITCH, KEY LOCK, 2NO/2NC, 5A, 250V
• Manufacturer: EAO

Specifications of 51-378.AD

• Contact Configuration: 2NO / 2NC
• Actuator Style: Flat
• No. Of Switch Positions: 3
• Contact Current Max: 5A
• Contact Voltage Ac Max: 250V
• Circuitry: DPDT-2NO/2NC
• Leaded Process Compatible: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Devices raised mounting
Continuation see next page
Other lock numbers on request
Switching system: SA = Snap-action switching element
Contacts: NC = Normally closed, NO = Normally open
Switching action: MA = Maintained action, M = Momentary action
Terminals: S1 = Soldering terminal (also pluggable 2.8 x 0.5 mm)
Mounting dimensions from page 41, Technical drawing from page 42, Circuit drawing from page 47
0
Keylock switch 3 positions
Position C : Maintained action
Position A : Basic position
Position B : Maintained action
Standard lock 311
Position C : Maintained action
Position A : Basic position
Position B : Momentary action
Standard lock 311
Position C : Momentary action
Position A : Basic position
Position B : Momentary action
Standard lock 311
Position C: Momentary action
Position A : Basic position
Position B : Maintained action
standard lock 311
Keylock switch 3 positions
10
01.2010
IP 65 SA 2 NC + 2 NO MA-0-MA S1 A
IP 65 SA 2 NC + 2 NO MA-0-M
IP 65 SA 2 NC + 2 NO M-0-M
IP 65 SA 2 NC + 2 NO M-0-MA
S1 A
S1 A
S1 A
C + B
C+A+B 51-382.022D 51-362.022D
C + A
A + B
b
Typ-Nr.
51-381.022D 51-361.022D
51-383.022D 51-363.022D
51-385.022D 51-365.022D
51-386.022D 51-366.022D
51-384.022D 51-364.022D
51-387.022D 51-367.022D
51-388.022D 51-368.022D
18 x 18 mm
a
Typ-Nr.
18 x 24 mm
Ø 18 mm
Typ-Nr.
51-371.022D 2 1 65 0.025
51-373.022D 2 1 65 0.025
51-372.022D 2 1 65 0.025
51-375.022D 2 1 64 0.025
51-376.022D 2 1 64 0.025
51-374.022D 2 1 63 0.025
51-377.022D 2 1 62 0.025
51-378.022D 2 1 62 0.025
51
e