521-BU datasheet, PDF - EEWORLD Datasheet

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521-BU: DescriptionModular Terminal Block, 35A, 2 Row(s), 1 Deck(s); CategoryThe connector terminals; File Size290KB，6 Pages; ManufacturerThomas & Betts Corporation; Websitehttp://www.tnb.com/

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521-BU Overview

Modular Terminal Block, 35A, 2 Row(s), 1 Deck(s)

521-BU Parametric

Parameter Name	Attribute value
Maker	Thomas & Betts Corporation
Reach Compliance Code	unknown
ECCN code	EAR99
Other features	PHENOLIC, 94V-1
Fastening method	SCREW
Manufacturer's serial number	500
Number of layers	1
Rows	2
Number of channels	1
Rated current	35 A
Rated voltage	300 V
Terminal and terminal strip types	MODULAR TERMINAL BLOCK
Wire gauge	10 AWG

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NEMA Terminal Blocks

Medium Duty — Phenolic

ESCRIPTION

PPLICATION

This family of phenolic blocks is ideal

for high temperature applications.

The rugged material withstands

temperatures up to 302˚ F (150˚ C).

500 SERIES MEDIUM DUTY

PHENOLIC

ESIGN

DVANTAGES

• Quick-connect contact sections

available - accept female 1/4 inch

(6.3mm) quick-connect terminals.

• Broad wire range - accept single or

combination of AWG sizes #22 up

to #8 solid or stranded, depending

on contact style selected.

• 20 to 50 amperes rating per circuit,

depending on contact style

selected - see selector chart for

specific ratings.

• Surface mounted flat base and

channel mounted dovetail base

models available.

• Packaged for rapid handling and

assembly - Snap-fit sections are

packed 100 per carton.

• Only one end section needed per

block assembly.

• Fanning Strips - interlocking

sectional fanning strips allow entire

circuit groups to be connected and

disconnected as a single unit.

• Select any of five contact styles -

including two types of quick

connect sections.

• Readily identify circuits - blocks

available with painted marking

surface or use removable vinyl

marking strip. Preprinted marking

strips are also available.

• Factory

available.

assembled

blocks

• Medium Duty phenolic block

sections snap-fit with 300 & 600V

nylon and poly., Heavy Duty,

Intermediate Heavy Duty, and Fuse

and Switch blocks.

LR25557

E63810

Thomas & Betts Electronics/OEM Division Tel: 901-252-5000 Fax: 901-252-1312

269

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