A3A
Lighted Pushbutton Switch
Specifications
■Approved Standards
■Characteristics
Momentary action: 120 operations/minute max.
Alternate action: 60 operations/minute max. *1
• SPST-NO
• SPDT
Mechanical
Operating
frequency
6 A at 125 VAC
3 A at 125 VAC
2 A at 30 VDC
UL
Electrical
20 operations/minute max.
100 MΩ min. (at 500 VDC)
100 mΩ max. (initial value)
2 A at 250 VAC
CSA
Insulation resistance
Contact resistance
4 A at 30 VDC
Between
terminals of
same polarity
■Ratings
600 VAC, 50/60 Hz for 1 min
Dielectric
strength
Item
AC resistive load
DC resistive load
4 A at 30 VDC
Between
Type
Contact form
each terminal 2,000 VAC, 50/60 Hz for 1 min
and ground
6 A at 125 VAC
2 A at 250 VAC
General load
SPST-NO
Vibration
resistance
Malfunction
10 to 55 Hz, 1.5-mm double amplitude *2
Note: Minimum allowable load: 5 VDC 1 mA (Resistive)
A
3
A
The ratings given above are for testing under the following conditions:
(1) Ambient temperature: 20 2ꢀC
(2) Ambient humidity: 65 5ꢁ
Destruction
Malfunction
500 m/s2
Shock
resistance
150 m/s2 *2
(3) Operating frequency: 20 times/minute
Momentary action: 1,000,000 operations min.
Alternate action: 50,000 operations min. *1
Mechanical
Electrical
LED
Durability
Weight
Illumination
Surface illumination
50,000 operations min.
Approx. 3.2 g
Item
Red
Yellow
2.1
Green
Standard value (V) *
(IF = 10 mA)
Ambient operating
temperature
2.0
2.1
−10ꢀC to +55ꢀC (with no icing)
Forward voltage VF
Maximum value (V)
Maximum value (mA)
3.0
20
60
3
Ambient operating humidity 35ꢁ to 85ꢁ
Forward current IF
20
60
25
75
Ambient storage
temperature
−25ꢀC to +65ꢀC (with no icing)
Permissible loss PD Maximum value (mW)
Reverse voltage VR Maximum value (V)
Degree of protection
IP00
Electric shock protection
class
Class II
Note: The above built-in LEDs do not have a resistor. Connect to each of the
above built-in LEDs a resistor that satisfies the above conditions.
PTI (proof tracking index)
Pollution degree
175
*
Refer to the VF – IF characteristic graphs on page 8.
3 (IEC947-5-1)
■Operating Characteristics
*1. With alternate operation models, one operation cycle consists of set and
reset operations.
*2. Indicates malfunctions of less than 1 ms.
Operating force
OF max.
2.45 N
0.15 N
Release force
RF min.
■Contact Form
Total travel
TT
Approx. 2mm
1.5 mm
Contact name
Contact form
Contact type
Pretravel
PT max.
LTA min.
Double-break
SPST-NO
Locktravel alternate *
0.5 mm
NO
NO
NC
NO
*
Alternate operation models only.
Double-throw
SPDT
COM
3