A450
器件资料摘要：
050915
WebSite Europe Tel: +49 2302 662-107 Americas Tel: +1 404 699-7820 Asia Tel: +852 26 14-1108 China Tel: +86 21 6432 5146
www.wickmanngroup.com E-mail: sales@wickmann.com E-mail: service@wickmannusa.com E-mail: sales@wickmann.com.hk E-mail: sales@wickmann.cn
GAS DISCHARGE TUBE
Characteristics
Specifications
Packaging
A450: 00=Bulk (2.000 pcs.)
A450/F: 00_Bulk (500 pcs.)
A451: 04=Tray (250 pcs.)
A452/F: 04=Tray (500 pcs.)
Materials
Housing: Ceramic
Gas: non-radioactive
Leads: tin plated
Arc Voltage @ 1A
~ 35V
Transition Glow to Arc @
~ 1.0A
Operating temperature
-40°C to +90°C
Climatic Category
complies to IEC 60068-1
+40°C, 21 days, <93% humidity
Soldering characteristics
complies to IEC 60068-2-20
Soldering Heat Resistance
complies to IEC 60068-2-58
Transverse Delay Time
complies to ITU-T K.12
< 0.2µs
Marking
, Type, Nom. Voltage, Date
Unit Weight
ca. 2.5g
3-electrode (20kA/10A)
Enhanced Discharge
Series
Features
Non-radioactive
Lead Free
Failsafe Option
Applications
Telecommunication
Data Transmission
Subscriber protection
Underground cables
Standard
UL-497B
complies to ITU-T K.12 (formerly CCITT)
complies to DIN 57845/VDE 0845
Approvals
UL-rec.
WebLinks
Further info see:
http://www.wickmanngroup.com/
download/orderinfo_surgearr.pdf
http://www.wickmanngroup.com/
download/crossref_surgearr.pdf
8x10mm
No. A450/A451/A452
Type/ DC Tolerance Impulse Glow Insulation Capacitance 8/20µs 8/20µs AC AC Approval
Order Code sparkover sparkover Voltage Resistance (@1MHZ) Nominal Single Nominal Alternating
voltage voltage (@100 Vdc) Impulse Impulse Discharge Discharge
(1kV/µs) Discharge Discharge Current Current
typ. E1/M;E2/M E1/M;E2/M Current Current (50Hz; 1s; (50Hz;
(10 times) (1 time) (10 times) 9 cycles)
E1+E2/M E1+E2/M E1+E2/M E1+E2/M UL-rec.
A450 S0 0230 01 00
A450 F0 0230 01 00**
A451 S0 0230 01 04 230V +/- 20% < 450V ~ 200V > 10GΩ < 1.5 pF 20kA 25kA 10A 50A •
A452 S0 0230 01 04
A452 F0 0230 01 04**
A450 S0 0250 01 00**
A451 S0 0250 01 04
250V +/- 20% < 550V ~ 200V > 10GΩ < 1.5 pF 20kA 25kA 10A 50A •
A452 S0 0250 01 04
A452 F0 0250 01 04**
A450 S0 0350 01 00
A451 S0 0350 01 04
350V +/- 20% < 600V ~ 200V > 10GΩ < 1.5 pF 20kA 25kA 10A 50A •
A452 S0 0350 01 04
A452 F0 0350 01 04**
A450 S0 0420 11 00
A450 F0 0420 11 00** 420V -17/+30% < 800V ~ 200V > 10GΩ < 1.5 pF 20kA 25kA 10A 50A
A452 S0 0420 11 04
Specifications are subject to change without notice.other values on request ** with failsafe
Order Qty. Order- Type Failsafe Option Sparkover Volt. Tolerance Packaging
Example Number A450 S0 0230 01 00
This product is not recommended
for new designs. Please refer to
Littelfuse series SL1021A.
WebSite Europe Tel: +49 2302 662-107 Americas Tel: +1 404 699-7820 Asia Tel: +852 26 14-1108 China Tel: +86 21 6432 5146
www.wickmanngroup.com E-mail: sales@wickmann.com E-mail: service@wickmannusa.com E-mail: sales@wickmann.com.hk E-mail: sales@wickmann.cn
GAS DISCHARGE TUBE
Characteristics
Specifications
Packaging
A450: 00=Bulk (2.000 pcs.)
A450/F: 00_Bulk (500 pcs.)
A451: 04=Tray (250 pcs.)
A452/F: 04=Tray (500 pcs.)
Materials
Housing: Ceramic
Gas: non-radioactive
Leads: tin plated
Arc Voltage @ 1A
~ 35V
Transition Glow to Arc @
~ 1.0A
Operating temperature
-40°C to +90°C
Climatic Category
complies to IEC 60068-1
+40°C, 21 days, <93% humidity
Soldering characteristics
complies to IEC 60068-2-20
Soldering Heat Resistance
complies to IEC 60068-2-58
Transverse Delay Time
complies to ITU-T K.12
< 0.2µs
Marking
, Type, Nom. Voltage, Date
Unit Weight
ca. 2.5g
3-electrode (20kA/10A)
Enhanced Discharge
Series
Features
Non-radioactive
Lead Free
Failsafe Option
Applications
Telecommunication
Data Transmission
Subscriber protection
Underground cables
Standard
UL-497B
complies to ITU-T K.12 (formerly CCITT)
complies to DIN 57845/VDE 0845
Approvals
UL-rec.
WebLinks
Further info see:
http://www.wickmanngroup.com/
download/orderinfo_surgearr.pdf
http://www.wickmanngroup.com/
download/crossref_surgearr.pdf
8x10mm
No. A450/A451/A452
Type/ DC Tolerance Impulse Glow Insulation Capacitance 8/20µs 8/20µs AC AC Approval
Order Code sparkover sparkover Voltage Resistance (@1MHZ) Nominal Single Nominal Alternating
voltage voltage (@100 Vdc) Impulse Impulse Discharge Discharge
(1kV/µs) Discharge Discharge Current Current
typ. E1/M;E2/M E1/M;E2/M Current Current (50Hz; 1s; (50Hz;
(10 times) (1 time) (10 times) 9 cycles)
E1+E2/M E1+E2/M E1+E2/M E1+E2/M UL-rec.
A450 S0 0230 01 00
A450 F0 0230 01 00**
A451 S0 0230 01 04 230V +/- 20% < 450V ~ 200V > 10GΩ < 1.5 pF 20kA 25kA 10A 50A •
A452 S0 0230 01 04
A452 F0 0230 01 04**
A450 S0 0250 01 00**
A451 S0 0250 01 04
250V +/- 20% < 550V ~ 200V > 10GΩ < 1.5 pF 20kA 25kA 10A 50A •
A452 S0 0250 01 04
A452 F0 0250 01 04**
A450 S0 0350 01 00
A451 S0 0350 01 04
350V +/- 20% < 600V ~ 200V > 10GΩ < 1.5 pF 20kA 25kA 10A 50A •
A452 S0 0350 01 04
A452 F0 0350 01 04**
A450 S0 0420 11 00
A450 F0 0420 11 00** 420V -17/+30% < 800V ~ 200V > 10GΩ < 1.5 pF 20kA 25kA 10A 50A
A452 S0 0420 11 04
Specifications are subject to change without notice.other values on request ** with failsafe
Order Qty. Order- Type Failsafe Option Sparkover Volt. Tolerance Packaging
Example Number A450 S0 0230 01 00
This product is not recommended
for new designs. Please refer to
Littelfuse series SL1021A.