Technical data
Rated supply voltage
AC 220V
Operation voltage range
AC 50V~450V
Rated frequency
50/60Hz
Overvoltage(U>)setting range
220~300V
Undervoltage(U<) setting range
120~210V
Hysteresis
2%
Reset/start delay
Ts: 5s~600s
Overcurrent faults trip delay range
Ta: 5s~600s
Overvoltage(U>) trip delay
<0. 5s
Undervoltage(U<) trip delay
≥120V: 0.5s,<120V: <0.1s
Overcurrent(l>) trip delay
ln<lr *<lmax: Ta; Ir * ≥lmax:≤0.1s
Voltage measurement accuracy
≤1%(over the whole range)
Rated insulation voltage
400V
Output contact
1NO
Electrical life
105
Mechanical life
106
Protection degree
IP20
Pollution degree
3
Altitude
≤2000m
Operating temperature
-5℃~40℃
*Operating current value
Technical parameter
Setting range
Step
Factory setting
Overvoltage trip value
220V~300V
1V
250V
Undervoltage trip value
120V~210V
1V
170V
Reset/start delay
5s~600s
1s
15s
Overcurrent faults trip delay
5s~600s
1s
90s
Current specification
25A
32A
40A
50A
63A
Rated operating current(ln,A)
1-25
1-32
16-40
16-50
16-63
Maximum operating current lmax ( A ,within 10min)
32
40
50
60
80
Max. power of load(kW)
5.5
7
8.8
11
13.9
Maximum wire size(mm2)
6
8
10
16
16
Front panel
Function diagrams
Symbol
Wiring diagram