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