Datasheet > MH4550BM444AA

MH4550BM444AA

更新时间： 2025-07-20 19:59:15

品牌	Logo	应用领域
哈勃 - HUBBELL		/
页数	文件大小	规格书
1页	183K
描述
IEC Station High / Porcelain Housed Surge Arrester

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MH4550BM444AA 数据手册

MH4 Arrester (355 kV Rated, 12828

mm Creep Distance, AA Hardware)

By OHIO BRASS

Catalog # MH4550BM444AA

IEC Station High / Porcelain Housed Surge Arrester

1042 kV @ 10 kA

1115 kV @ 20 kA

1228 kV @ 40 kA

Features

IEC porcelain Station High class arrester

IEEE 693 High Performance Qualiﬁcation

High quality MOV discs made in Wadsworth, Ohio since 1978

Arresters assembled in Aiken, South Carolina

100% routine tested

Maximum Switching Surge

Protective Level @ 1000A

Maximum Switching Surge

Protective Level @ 2000A

Maximum Switching Surge

Protective Level @ 500A

Minimum Strike

890 kV

923 kV

865 kV

Application

3760 mm

Substation

Pressure Relief Capability-

Symmetrical rms (kA)

Voltage - Line

General

550 kV

Catalog Number

Color

MH4550BM444AA

Brown Housing

Porcelain Housing

Upright

Withstand Voltage - 60 Hz Wet 1176 kV

Withstand Voltage - Lightning

Impulse

2036 kV

Material

Mounting Position

Type

Withstand Voltage - Switching 1872 kV

Impulse

Station

Dimensions

Conductor Related

Bolt Circle Diameter

Diameter - Single Bolt Hole(s)

Height

254 mm

14 mm

Conductor Type

Cu/Al (AWG #4 - 500 MCM)

4715 mm

Certiﬁcations And Compliance

Minimum Mounting Spacing on 103.4 in (2627 mm)

Center (Sea Level) - Phase to

Industry Standard(s)

IEC

Minimum Mounting Spacing on 117.6 in (2986 mm)

Center (Sea Level)- Phase to

Product Assets

Phase

Catalogs - Station Class Surge Arresters IEEE and IEC

Installation Manuals - Porcelain Hollow Core Station Class

Arrester Installation Instructions

Electrical Ratings

ISO Certiﬁcates - ISO 14001:2015 - Hubbell Power Systems Inc.

Literature - Application Guide: Metal-oxide Surge Arresters for

use on AC systems

Creep and Leakage Distance

Duty Cycle

505 in (12828 mm)

444 kV

Frequency Rating

MCOV

48-62 Hz

Sales Drawings - MH4550BM444AA (for reference only)

Speciﬁcations - MH4550BM444AA

355.2 kV

Maximum Discharge Voltage

923 kV @ 1.5 kA

959 kV @ 3 kA

992 kV @ 5 kA

Speciﬁcations - Speciﬁcation for Hollow Core IEC Station Class

Arresters

Video - Hubbell Power Systems Metal Oxide Varistor

OB-MH4550BM444AA-SPEC-EN | REV 3/2025

A Hubbell brand

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与MH4550BM444AA相关器件

型号	品牌	获取价格	描述	数据表
MH4550GM420AA	HUBBELL	获取价格	IEC Station High / Porcelain Housed Surge Arrester
MH45FAD	MTRONPTI	获取价格	8 pin DIP, 3.3 or 5.0 Volt, HCMOS/TTL Clock Oscillator
MH45FAD-1.0000MHZ	MTRONPTI	获取价格	Oscillator
MH45FAD-R	MTRONPTI	获取价格	8 pin DIP, 3.3 or 5.0 Volt, HCMOS/TTL Clock Oscillator
MH45FAD-R1.0000MHZ	MTRONPTI	获取价格	Oscillator,
MH45FAD-RFREQ	MTRONPTI	获取价格	CMOS/TTL Output Clock Oscillator, 0.625MHz Min, 67MHz Max, HALF-SIZE, DIP-4
MH45FAD0.6250MHZ	MTRONPTI	获取价格	Oscillator
MH45FAD01.5000MHZ	MTRONPTI	获取价格	HCMOS/TTL Output Clock Oscillator,
MH45FAD50.0000MHZ	MTRONPTI	获取价格	XO, Clock, 1MHz Min, 80MHz Max, 50MHz Nom,
MH45FAD80.0000MHZ	MTRONPTI	获取价格	HCMOS/TTL Output Clock Oscillator, 1MHz Min, 80MHz Max, 80MHz Nom,

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