zn72-j9九游会官网
企业动态
- ● method for using multimeter
- ● cost control table related knowledge
- ● 6s management knowledge
- ● knowledge of electric energy meter
0086-0577-62882777
wenzhou bridge industry zone,yueqing city,zhejiang province,china.
zn72
share：
selection guide
|
product name |
input mode |
sequence |
type |
|
72 |
c：dc l：ac t:ac（electromagnetic type） |
a：ammeter v：voltmeter w：active power meter var:reactive power meter hz：frequency table cos:power factor meter |
|
input mode |
type |
|
dc |
ammeter、voltmeter |
|
ac （electromagnetic type） |
ammeter、voltmeter |
|
ac |
ammeter、voltmeter、active power meter、reactive power meter、frequency table、power factor meter |
main features
■show the trend of change, the reading is convenient
main technical parameters
|
item |
technical data |
|
national standard |
gb/t 7676.1~9 |
|
accuracy class |
1.5 class、2.5 class |
|
puncture test |
frequency50hz、voltage2000v、duration1min |
|
environment condition |
temperature：-20～ 40℃，relative humidity ≤85%（25℃）；damping ≤4s |
|
resistance to mechanical properties |
can withstand the acceleration of 30m/s2 and impact frequency per minute 80～120 times 2 hours of transport shock |
|
operating position |
vertical |
|
outline dimension |
outline dimension：72mm×72mm portiforium dimension：67mm×67mm |
72c-a、vwiring diagram
72t-a、vwiring diagram
72l-a、vwiring diagram
72l-hzwiring diagram
72l-w、varwiring diagram
72l-cosφwiring diagram
0086-0577-62882777 
wenzhou bridge industry zone,yueqing city,zhejiang province,china.