Product designation			Surge Protection Device (SPD)
Product type designation			SA1B
Operating voltage type			AC
Application			AC Power lines
Number of poles			4P
Number of DIN modules			8
Relay output			Yes
SPD according to IEC/EN 61643-11			YES
Electrical features
IEC Maximum continuous voltage Uc		V	320
IEC Impulse current Iimp 10/350 (L-N/N-PE)		kA	25
IEC Maximum discharge current Imax 8/20 (L-N/N-PE)		kA	100
IEC Rated discharge current (IEC) In 8/20 (L-N/N-PE)		kA	25
IEC Voltage protection level Up (L-N/N-PE)		kV	<1.4
Temporary overvoltage (TOV) withstand Ut (L-N for 5s)		V	334
Temporary overvoltage (TOV) safe fail (L-N for 120min)		V	438
IEC Residual voltage Ures (L-N/N-PE) at 5kA (8/20)		kV	1.1
IEC Follow current If (N-PE) rms		A	No
Tripping time ta (L-N/N-PE)		ns	<25
Thermal insulation protection			YES
IEC Backup protection fuse with supply line fuse >250A (L-N/N-PE)		Class/A	250A gL/gG
IEC Maximum short circuit current at 50Hz		kA	50
Status indicator - operating / end of life			Frontal indication/Aux contact
Ambient conditions
Operating temperature
	min	°C	-40
	max	°C	+80
Max altitude		m	2000
Mechanical features
Fixing			Din rail
Conductor section Flexible max (IEC)		mm²	25
Conductor section Rigid max (IEC)		mm²	35
Weight		g	780
Relay output for remote status indication
Type of contact			CO
Rated current at
	125V AC	A	3
	250V AC	A	0.5
	125V DC	A	0.2
	250V DC	A	0.1
ETIM classification
ETIM 8.0			EC000941 - Surge protection device for power supply systems

EAC

IEC/EN 61643-11

SA1B4PA320R

对比

4P.带远传触点

规格书

360°

尺寸

接线图

配置器

产品目录