1. Opeartors (1-Plastic Bezal type.2-Metal bezal type.5-Paint spraying)

2. Design serial number

3. Push button code(lussed by Shanghai Electrical Apparatus Research Institute ,only used by       Zhejiang Gaoqiao Electronic Co;Ltd)

 NO contact

 NC contact

 Mechanical form

Letter	Implication
	Flush push button
D	Illuminated push button
T	Maintained push button
TD	Illuminated maintained push button
M	Mushroom push button
MD	Illuminated mushroom button
MT	Maintained mushroom button
MTD	Illuminated maintained mushroom button
ZS	Emergency stop button
Y	2-Position key lock selector
YS	3-Position key lock selector
X	2-Position short level selector
XD	Illuminated 2-Position key lock selector
XS	3-Position short level selector
XSD	Illuminated 3-Position short level selector
CX	2-Position long level selector
CXD	Illuminated 2-Position long level selector
CXS	3-Position long level selector
CXSD	Illuminated 3-Position long level selector
R	Dual push button
RD	Illuminated dual push button
H	Extended push button
HD	Illuminated extended push button
HT	Maintained extended push button
HTD	Illuminated Maintained extended push button
HF	Higher flush button
B	Flush button marked

 Color, selector button and key lock button operation function and pulling out position

 Voltage

21-DC.AC	22-DC.AC	23-DC.AC	24-DC.AC	25-DC.AC
6V	12V	24V	36V	48V
26-DC.AC	27-DC.AC	28-DC	31-AC	32-AC
110V	127V	220V	220V	380V

 Code of push button symbol

1	2	3	4	5	6
7	8	9	10	11	12

Working Environment

Ambient air temperature -25~+40°C

Limit height: ≤2000m

Relative air humidity: ≤90%

Pollution degree: Class3

Protection  grade：IP40/IP65

Main Technical Data：

Rated value of switch:	AC-15 36V/10A  110V/10A  220V/5A  380V/2.7A  660V/1.8A
	DC-13 24V/4A   48V/4A    110V/2A   220V/1A   440V/0.6A

Conventional thermal current: 10A

Contact resistance: ≤50mΩ

Insulation resistance: ≥10mΩ

Mechanical life:	Push button≥100X104times; Selector switch ≥30X104 times
	Key Push button≥5X104times; Emergency Push button≥5X104times;

Red	Green	Yellow	Blue	White	Black
R	G	Y	B	W	K

Spring return action
f	fu	ffu
Left to centre	Right to centre	Left-Right to centre