
SCONI-AR-RTD避雷器R.T.D ARRESTER
Order information
SCONI – AR – RTD
General specification
Mounting drawing
Item Specification
Max Line Vtg 3V
Discharge Vtg L to L : More than 3V
L to G : Less than 500V
Max Surge Vtg More than 16V
Internal Series
Resistance Approx 10Ω
Discharge
Current 1000A(8 x 20 ㎲)
Max Load
Current 100mA
Response Time Less than 0.1 ㎲
L to L : Less than 2㎂(Leakage (3V DC)
Current
L to G : Less than 2㎂(140V DC)
Operating Temp -5 ~ 55℃
Operating
Humidity 10 ~ 90% RH (non-condensing)
Dimension Rail Type : W23 x H79 x D83 mm
Panel Type : W23 x H80 x D80 mm
General
This model protects RTD transmitter from
damage of surge which is induced in RTD
sensor lines. It is composed of a discharge
tube and precision wounded resistor circuits.
23 88
79
OUT
IN
ARRESTER
SCON I -AR
i
B
A
2
1
G
GROUND TERMINAL
BASE
ASSEMBLY
ELEMENT
ASSEMBLY
DISCHARGE
ELEMENT
TO
CABLE
TO
EQUIPMENT
10Ω
10Ω
ZD
C 3
10Ω
+
+
+
+
Filed
Sensor
SCON
AR-RTD Converter
Equipment
To
Output
Line
To
Surge
G
4-20mA
RTD