Tel : 82-32-817-4325
Fax : 82-32-817-4329
Resistors And
Resistive Applications
CTR
High Voltage Resistors - High Power Resistors - High Energy Resistors
■ FEATURES
Series 800 and 1000 Ceramic Tubular Resistors(CTR) are available in a wide variety of
sizes and terminations from 2" to 24" in length and ½" to 2 " in diameter. These
resistors can handle up to 1000 watts, 165 KJ and 165 KV in resistance values from 1
ohm to 1 megohm.
■ APPLICATIONS
Type SP
Type AS
Type A
- Bleeder
- Capacitor charge/discharge
… just to name a few uses
- Motor drive circuits
- Snubber circuits
- High-frequency circuits
- RF dummy loads
- Dynamic braking
- Transformer Protection
- Harmonic filter
- Impulse generators
- High-voltage circuits
- X-ray equipment
- High voltage power supplies
- Laser/Imaging equipment
- Capacitor charge/discharge
■ CHARACTERISTICS
Characteristics
Type SP
Type AS
Type A
Maximum operating
temperature **
-55°C to
+350°C
-55°C to
+230°C
-55°C to
+230°C
Temperature
coefficient(%/℃)
+0.2 to
-0.08%/℃
+0.0 to
-0.08%/℃
+0.0 to
-0.2%/℃
percent per °C, -55°C to maximum rated temperature
Maximum percent per kilovolt per inch active length
(overall length less termination)
Voltage coefficient
Short time overload
-1.0%
-1.0%
-
-
maximum percent change after 5 cycles
10 times rated power, 5 seconds on, 90 seconds off
± 5%
± 2%
Load Life
-
-
Max. % change after 1000hours at rated power
± 5%
± 3%
± 5%
± 3%
Thermal Shock
maximum percent change
when tested per MIL-STD-202 Method 103
Moisture resistance
± 5%
± 5%
± 5%
** Note : When required, Type SP material can withstand short periods of use at red-heat conditions, i.e. up to 550℃ to 600℃
■ ORDERING PROCEDURE EXAMPLE & Terminal End Options
No Suffix=Standard aluminum Metalized ends
No-arc terminal not available on SP products
G=Radial tab, riveted and soldered
SP
G1=Radial tab, riveted and no solder
DS=Standard dielectric coating and silver metalized ends
N=No-arc terminal and dielectric coating
NO=No-arc terminal with oil resistant coating
DG=Radial tab, riveted and soldered with dielectric coating
DG1=Radial tab, riveted and no solder with dielectric coating
GO=Radial tab, riveted and soldered with oil resistant coating
TO=Soldered end and oil resistant coating
AS
No Suffix=Standard nickel metalized ends
D=Dielectric coating
DG=Radial tab, riveted and soldered with dielectric coating
N=No-arc terminal and dielectric coating
NO=No-arc terminal with oil resistant coating
DG=Radial tab, riveted and soldered with dielectric coating
DG1=Radial tab, riveted and no solder with dielectric coating
GO=Radial tab with oil resistant coating
A
TO=Soldered end and oil resistant coating
Website : http://www.raraohm.com Email : sales1@raraohm.com
DEC.4.2008
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