Datasheet > 0305050H

0305050H

更新时间： 2022-02-26 12:29:13

品牌	Logo	应用领域
力特 - LITTELFUSE		/
页数	文件大小	规格书
2页	728K
描述
PICO 305 Series Fuses - 277V UL913 Intrinsically Safe Fuse

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Special Application Fuses

PICO^®305 Series Fuses - 277V UL913 Intrinsically Safe Fuse

PICO^®305 Series - 277V UL913 Intrinsically Safe Fuse

Description

TheꢀPICOꢀ305-Seriesꢀfuseꢀofferꢀaꢀrangeꢀofꢀencapsulatedꢀfusesꢀ

approvedꢀunderꢀULꢀ913ꢀstandardꢀforꢀIntrinsicallyꢀSafeꢀElectricalꢀ

Equipmentꢀtoꢀoperateꢀinꢀhazardousꢀlocations.ꢀIdealꢀforꢀuseꢀinꢀ

oil,ꢀgas,ꢀmine,ꢀchemical,ꢀandꢀpharmaceuticalꢀindustries,ꢀtheꢀ

PICOꢀ305-Seriesꢀfuseꢀwasꢀdesignedꢀtoꢀlimitꢀtheꢀenergyꢀandꢀ

temperatureꢀgeneratedꢀduringꢀitsꢀoperation.ꢀꢀTheꢀfuseꢀdesignꢀ

andꢀitsꢀencapsulantꢀareꢀsuitableꢀforꢀuseꢀinꢀanꢀintrinsicallyꢀsafeꢀ

apparatusꢀandꢀassociatedꢀapparatusꢀforꢀvoltageꢀnotꢀexceedingꢀ

277V.

Features

•ꢀ HighꢀInterruptingꢀRatingꢀofꢀ•ꢀ Designedꢀforꢀoperationꢀ

1500A

inꢀaꢀrangeꢀofꢀhazardousꢀ

environments

Agency Approvals

Agency

•ꢀ Wellꢀsuitedꢀforꢀ277Vꢀ

application

Agency File Number

•ꢀ Sealed

•ꢀ Currentꢀratingꢀoptionsꢀ

fromꢀ0.050ꢀtoꢀ0.750A

ATEX

DEMKO 13 ATEX 1200U

E358130

Applications

IECEx

IECEx UL 13.0077U

•ꢀ Testing,ꢀmeasuringꢀorꢀ

processingꢀelectronicꢀandꢀ

electricalꢀequipment

•ꢀ Processꢀcontrolꢀandꢀ

automations

Reference Standards

•ꢀ Sensors

Agency

Standards

•ꢀ Motorꢀcontrollers

•ꢀ Lighting

ENꢀ60079-0,ꢀENꢀ60079-11,

ENꢀ60079-26

•ꢀ Communicationꢀhandsets

•ꢀ Flowmeters

ATEX

IECꢀ60079-0,ꢀIECꢀ60079-11,

IECꢀ60079-26

IECEx

Electrical Characteristics for Series

ULꢀ913,ꢀULꢀ60079-0,

ULꢀ60079-11

% of Ampere

OpeningTime

Rating

CAN/CSAꢀC22.2ꢀNo.ꢀ157,ꢀ

CAN/CSAꢀC22.2ꢀNo.ꢀ60079-0,ꢀ

CAN/CSAꢀC22.2ꢀNo.ꢀ60079-11

110%

4 Hours, Minimum

10 Seconds, Maximum

0.002 Seconds, Maximum

cUL

300%

1000%

Electrical Speciﬁcations by Items

Agency Approvals

Ampere

Rating

(A)

Nominal

Amp Code Cold Resistance

(Ohms)

Nominal

Melting

Interrupting Rating

I²t (A²Sec.)

ATEX

IECEx

0.050

0.080

0.100

0.160

0.200

0.250

0.500

0.750

.050

.080

.100

.160

.200

.250

.500

.750

12.00

8.19

5.00

3.00

2.68

1. 6

0.00019

0.00035

0.00070

0.00202

0.00288

0.00662

0.04462

0.13448

1500Aꢀ@ꢀ277VAC/DC

0.46

0.27

1)ꢀTheꢀfuseꢀmustꢀbeꢀmountedꢀsoꢀthatꢀcreepageꢀandꢀclearanceꢀdistancesꢀaren’tꢀimpairedꢀinꢀanyꢀway.ꢀ

2)ꢀTheꢀfuseꢀisꢀsuitableꢀforꢀuseꢀinꢀintrinsicallyꢀsafeꢀequipmentꢀandꢀassociatedꢀapparatusꢀforꢀvoltageꢀnotꢀexceedingꢀ375Vꢀpeak.

3)ꢀMaximumꢀsurfaceꢀtemperatureꢀriseꢀatꢀ170%ꢀratedꢀcurrentꢀ200mA=80°C,ꢀ250mAꢀ=ꢀ84°C,ꢀ500mAꢀ=ꢀ56°C,ꢀandꢀ750mAꢀ=ꢀ84°C.

Speciﬁcations are subject to change without notice.

Revised: 02/05/14

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