Datasheet > 12804

12804

更新时间： 2023-12-26 08:59:40

品牌	Logo	应用领域
力特 - LITTELFUSE		/
页数	文件大小	规格书
2页	423K
描述
Harness assembly for Low Voltage Disconnect Switches 48513 and 48514. Consists of:

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12804 数据手册

Product Datasheet

COMPACT LOW VOLTAGE DISCONNECT

100A • 12 or 24V DC • IP67 • OBSOLETE 2018

Speciﬁcations Overview

Voltage:

12/24V DC (Auto Ranging)

Operating Voltage:

12V DC: 9V Min, 12V Typical, 16V Max

24V DC: 18V Min, 24V Typical, 32V Max

Disconnect & Connect Voltage:

Overcurrent Protection:

Ingress Protection:

See table on page 2

135A

IP67

Description

Unit disconnects non-critical loads when battery voltage falls

below threshold, reconnects when battery is recharged.

Operating Temperature:

Dimensions:

-40° to +85°C (-40° to +185°F)

4.27 x 4.50 x 3.11 (108.6 x 114.3 x 79.0)

Web Resources

Download technical resources at:

littelfuse.com/48513

Unit is auto-ranging: identiﬁes whether system is 12V or 24V,

and automatically establishes thresholds. One part number;

two voltages.

Eliminates dead battery service calls and lost time by

extending battery life and preventing irreversible damage

due to excessive discharge.

Ordering Information

PART NUMBER

DESCRIPTION

No action is required by vehicle operator to protect the

batteries – unit automatically disconnects and reconnects,

giving operator a warning one minute before disconnect.

200mA alarm signal can drive audible or visual systems or any

large device via a relay. Optional manual override feature.

48513

Unit Only

48513-01-BX

48513-02-BX

48513-03-BX

48713

Unit with Harness (p/n 12804)

& Rocker Switch (p/n 58326-06)

Unit with Harness (p/n 12804)

& Toggle Switch (p/n 55088)

Electronics are sealed to IP67, see Installation Instructions

IF-162 for mounting and wiring details. Solid state reliability

and resistance to vibration – replaces vulnerable conventional

solenoids. Unit exceeds one million cycles and is protected

from overcurrent, overvoltage, and under-voltage. Minimal

draw on battery (only 1mA standby).

Programmable Unit Only

Associated Items

PART NUMBER

12804

DESCRIPTION

Plug & Harness

Rocker Switch

Toggle Switch

Protects vulnerable onboard electronics such as GPS, phone,

computer. Solid-state switching creates less electrical noise

and interference, and eliminates spikes.

58326-06

55088

Features and Beneﬁts

• Electronically senses battery level and conserves

starting power

• Prolongs battery life by preventing battery damage.

• Unit works with 12V or 24V DC systems

12804

58326-06

55088

Datasheet Replaces Hotfeed Number D-619

1 of 2

littelfuse.com

Rev: 020419

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