Littelfuse CG_CG2 SN Series Manual de usuario descargar pdf (Pagina 2)

Gas Discharge Tube (GDT) Products

Revised: January 10, 2013

Speciﬁcations are subject to change without notice.

Please refer to www.littelfuse.com for current information.

Customer should verify actual device performance in their speciﬁc applications.

CG/CG2 Series

Electrical Characteristics

Part

Number

Device Speciﬁcations (at 25°C) Life Ratings

DC Breakdown

in Volts

(@100V/s)

Impulse

Break-

down

in Volts

(@100V/µs)

Impulse

Break-

down In

Volts

(@1 Kv/µsec)

Insulation

Resistance

Capaci-

tance

(@1MHz)

Arc

Voltage

(on state

Voltage)

@1Amp

Min

Surge

Life

(@500A

10/1000µs)

Nominal

Impulse

Discharge

Current

(8/20µs)

Nominal

Discharge

Current

(10x1sec

@50-60Hz)

Dischage

Current

(9 cycle

@50Hz)

Holdover

Voltage

Max

Impulse

Discharge

Current

(1 Application

@ 10/350µs)

MIN TYP MAX MAX MIN MAX TYP TYP

CG75

60 75 90 400 650

(at 50V)

1.5 pf 15 V

400

shots

10 shots

(@20kA)

20 A

100 A

52 V 4kA

CG90

72 90 108 400 600

CG90 SN

72 90 108 400 600

CG110

88 110 132 450 600

80 V

2.5kA

CG2145

116 145 174 500 600

(at 100V)

CG2145 SN

120 145 174 500 600

CG2230

195 230 265 600 700

135 V

CG2230 SN

184 230 276 600 700

CG2250

213 250 288 625 725

CG2250 SN

200 250 300 625 725

CG2300

255 300 345 700 800

CG2300 SN

240 300 360 700 800

CG2350

297 350 403 750 900

CG2350 SN

280 350 420 750 900

CG2420

357 420 483 800 1000

CG2470

400 470 540 850 1200

CG2470 SN

376 470 564 850 1200

CG2600

510 600 690 1000 1400

CG2600 SN

480 600 720 1000 1400

CG2800

680 800 920 1200 1500

10 shots

(@10kA)

10 A

CG21000

850 1000 1150 1500 1600 65 A

NOTES:

1. Tested to UL1449 Third Edition

2. Reference REA PE-80, 0.2A. Tested to ITU-T Rec K.12 and REA PE 80 < 150 mSec.

Product Characteristics

Materials

LS, Axial:

Device: Tin Plated 2–5 Microns

Lead Wires: Tin Plated 17.5 ± 12.5 Microns

Construction: Ceramic Insulator

Core:

Device: Tin Plated 17.5 ± 12.5 Microns.

Construction: Ceramic Insulator

MS:

Device: Dull Tin Plated 7–9 Microns

Construction: Ceramic Insulator

Product Marking

LF Logo, Voltage and date code; Black in

positive print

Glow to arc

transition current

< 0.5Amps

Glow Voltage

60-160 Volts

Storage and

Operational

Temperature

-40 to +90

Maximum Follow

On Current

230 Volts r.m.s, 200 Amps.

(800V and 1000V devices tested to UL1449 3rd edition)

1 2 3 4 5 6

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