DRW: D.L. JIN, CHK: D.F. LEE, APP: H.Z. QIU
All specifications are restricted to QA test criteria.
Operating Temperature
-25
to +55 (no freezing)
Operating Humidity 45 to 85%RH (no condensation)
Contact material
silver
silver CdO
gold-clad silver
Contact pressure
0.3N (30g)
Contact Resistance
50mΩ
Insulation Resistance
100M Ω
Rated insulation voltage 250V , AC/DC
Between contact and
lamp terminals
2000V , AC 50Hz, 1min
Between terminals of
the same pole
1000V , AC 50Hz, 1min
Dielectric
S trength
Between terminals of
different pole
2000V , AC 50Hz, 1min
Vibration Resistance 50Hz, Amplitude 1.2mm p-p
Shock Resistance
10g in all three planes
Soldering Information
Less than 3s at 230
Mechanical 1,000,000 times
Life
Electrical
50,000 times
Terminal
Diameter of welded wire: 2x 0.8mm max
Area of copper w ire: 0.75mm
2
max
Operating force
200gf~500gf (according to the quantity of
switch units)
Operating travel
3mm (pushbutton)
IP Protective Degree IP40, IP65, IP67
Characteristics:
Specications:
Bottom Preview
Installation Dimensions
C ategory
A B
Round
18mm 18mm
Square
18mm 18mm
Rectangular
18mm 24mm
Mushroom
24mm 24mm
Big square
24mm 24mm
Big rectangular
18mm 24mm
Circuit Diagram
Every pushbuttons can possess four switch units at most.
Specications:
Self-clear away dirt, quick-break switch system and can be used as DPDT switch.
Every switch unit also possesses a pair of NO contacts and a pair of NC contacts. Here is the circuit:
Switch Ratings
T hermal Current ( I
th
)
5A
Rated Voltage 24V
125V
110V 250V 220V
Direct Current (DC) 2A 0.2A 0.1A
P.F=1 5 A 3A
Alternating
current
(AC)
P.F=0.7 3A 2A
Lamp Ratings
Lamp Type AC LED Lamp (Standard) Neon Lamp
AC /DC 6V AC /DC 12V AC /DC 24V
Rated V oltage
AC /DC 110V AC /DC 220V
AC110V
Base Color
red, green, yellow, orange, blue, white red, green
Life About 40000 hours About 20000 hours
Note
The lamp contains current-limiting resistor inside and doesn´t need extenal connection.
DC LED lamp, dual-color LED lamp and other voltages can be customized.
The installation hole’ s diameter of the series pushbutton: 16mm.
Every pushbutton can possess from one to four switch units .
Use the gold-clad silver contact or silver contact.
The front shape: Round ( Φ18mm) Square (18x18mm) Rectangular (18x24mm)
Many types are available: pilot lamp, pushbutton, illuminated pushbutton, selector switch, and key lock switch.
IP Protective Degree: IP40, IP65, IP67
Pushbutton Switches
Illuminated Pushbutton Switches IP40/IP65/IP67
PB72 Series
sales@greatecs.com www.greatecs.com 1
PB72
How to order:
1
2 3
Y
F
J
M
DF
DJ
FRONT SHAPE:
Round
Square
Rectangular
Mushroom
Big Square
Big Rectangular
1
11
22
33
44
CONTACT STRUCTURE:
1NO 1NC
2NO 2NC
3NO 3NC
4NO 4NC
2
blank
D
Z
Y
X
DERIVATIVE CODE:
Momentary
Pilot Lamp
Alternate Type
Key Lock Type
Selector Type
3
2
3
POSITION
(for selector type & keylock type only):
Two Positions
Three Positions
4
4
C
F
E
D
G
B
A
COLOR:
Red
Green
Yellow
Orange
Blue
White
Black
5
free
text
LAMP RATINGS (see table above):
LED AC 12V (for example)
The specific rating of the lamp with
illuminated button is included in the
illuminated unit ratings form.
6
blank
JC
TERMINATION:
Weld Type
Quick Connect Type
7
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IP65
IP67
IP PROTECTIVE DEGREE:
IP40
IP65
IP67
8
5
6
7
8
AC220V
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