SL1021A Littelfuse, Inc., SL1021A Datasheet - Page 2

• Manufacturer Part Number: SL1021A
• Description: Greentube? Sl1021a Series Gas Plasma Arresters
• Manufacturer: Littelfuse, Inc.

Gas Discharge Tubes
High Performance Beta Range
LITTELFUSE 3 TERMINAL ARRESTER SERIES
TOTALL Y NON-RADIOACTIVE, UL RECOGNIZED
RoHS
Part Number
SL1021A145
SL1021A150
SL1021A200
SL1021A230
SL1021A250
SL1021A260
SL1021A300
SL1021A350
SL1021A400
SL1021A420
SL1021A450
SL1021A500
SL1021A600
(1) Total current through center (ground) electrode, both line electrodes pulsed simultaneously; half value through
(2) 100 amps, 10/1000
(3) 10 shots, A.C. 60Hz, 1 sec duration.
(4) 10 shots, 8/20
(5) either end (line) electrode to centre (ground) electrode
(6) Meets the requirements of BT Type 21A.
(7) Meets the requirements of BT Type 14A. Addition of ‘F’ (failsafe) option meets the requirements of BT type
each respective line terminal.
number 14A/1.
336
0
Pb
6
7
200
Greentube™ SL1021A Series Gas Plasma Arresters
µ
DC Voltage
@ 100V/sec
S waveform
Voltage vs Time Characteristic
145
150
200
230
250
260
300
350
400
420
450
500
600
(V)
µ
S pulse (does not apply to SL1021A200)
400
Time (ns)
Breakover
Min-Max
Voltage
116-174
120-180
150-250
184-276
200-300
210-310
240-360
280-420
320-480
345-500
360-540
400-500
480-720
600
DC
(V)
Max dynamic breakover
voltage
Hold-over voltage
800
On-State voltage
Breakover
Voltage @
100/µs (V)
Dynamic
500
500
350
350
400
420
450
500
550
600
650
700
850
DC
1000
w w w . l i t t e l f u s e . c o m
Alternating
Discharge
Current
Max
(A)
10
10
10
10
10
10
10
10
10
10
10
10
10
1200
1,3
8/20µs
Repetitive
Discharge
Impulse
Current
35
Max
30
15
10
0
50
45
40
25
20
5
10
10
10
10
10
10
10
10
10
10
10
10
10
1,4
0
(kA)
both lines to ground
1 line to ground
Max Single
Discharge
Impulse
Current
8/20µs
(kA)
20
20
20
20
20
20
20
20
20
20
20
20
20
1
5
Time vs. Current for Failsafe
Discharge
Current
Impulse
2
Single
(kA)
40
40
40
40
40
40
40
40
40
40
40
40
40
Current
8
(A)
Max Single
3
Discharge
10/350µs
Impulse
Current
(kA)
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
5
4
100 shots
100 shots
100 shots
100 shots
100 shots
100 shots
100 shots
100 shots
100 shots
100 shots
100 shots
100 shots
100 shots
Life Test
Rating
5
2
6
®