Page 1
Product Information
Bulletin 1494U Disconnect Switch and Accessories for Bulletin 502, 502L, 506, 506X, 512, 512M, 522E,
522F, 522G, 1232, 1232X and 1494G
WARNING: To prevent electrical shock, disconnect from power source before installing or servicing. Follow NFPA 70E requirements. Install in suitable enclosure. Keep free from contaminants.
Installation, adjustments, putting into service, use, assembly, disassembly, and maintenance shall be carried out by suitably trained personnel in accordance with applicable code of practice. In case of malfunction or
damage, no attempts at repair should be made. The product should be returned to the manufacturer for repair. Do not dismantle the product.
ATTENTION: Do not install, congure, operate or maintain this product until you have read the product documentation and the documents in the Additional Resources section for installing, conguring, operating or maintaining
equipment. To get the product documentation go to http://www.rockwellautomation.com/literature or contact your local sales oce or Rockwell Automation representative.
ATTENTION: Ne pas installer, congurer, exploiter ou maintenir ce produit tant que vous n’avez pas lu sa documentation et les documents de la rubrique Documents connexes pour l’installation, la conguration, l’exploitation et la
maintenance de l’équipement. Pour obtenir de la documentation, rendez-vous sur le site http://www.rockwellautomation.com/literature ou contactez votre agence commerciale Rockwell Automation locale ou son représentant.
ACHTUNG: Für die Installation, Konguration, den Betrieb und die Wartung dieses Produkt lesen Sie sich bitte zunächst die Produktdokumentation sowie die Dokumente im Abschnitt „Weitere Informationen“ durch. Die
entsprechende Produktdokumentation nden Sie unter http://www.rockwellautomation.com/literature oder kontaktieren Sie Ihr lokales Vertriebsbüro bzw. einen Rockwell Automation-Mitarbeiter.
ATENCIÓN: No instale, congure, opere ni mantenga este producto hasta que haya leído la documentación del producto y los documentos en la sección Recursos adicionales para la instalación, conguración, operación o
mantenimiento de equipo. Para conseguir la documentación, diríjase a http://www.rockwellautomation.com/literature o póngase en contacto con su ocina regional de ventas o representante de Rockwell Automation.
ATENÇÃO: Não instale, congure, opere ou mantenha este produto até que você leia a documentação do produto e os documentos na seção Recursos adicionais para a instalação, conguração, operação ou manutenção do
equipamento. Para conseguir a documentação, visite http://www.rockwellautomation.com/literature ou entre em contato con seu escritório de vendas regional ou representante da Rockwell Automation.
ATTENZIONE: Non installare, congurare, attivare o riparare questo prodotto senza avere prima letto la relativa documentazione nonchè i documenti indicati nella sezione Ulteriori Risore riguardanti l’installazione, la congurazione,
l’attivazione o la riparazione dell’apparecchiatura. Per la documentazione sul prodotto visitare il sito http://www.rockwellautomation.com/literature o contattare l’ucio vendite o il rappresentate Rockwell Automation di zona.
Handle and Operating Mechanism Installation
1
2
Important: Apply grease
to O-Ring seal to retain
into handle groove for
400A and 600A only.
Phase Barrier and Fuse Clip Installation
3
1
Switch Mechanism to
Handle Torque
1
2
23 - 37 lb-in
Disconnect and Trailer Fuse Block Installation
2
23 - 37 lb-inSizes 0 - 4
1
Mounting Torque
3
23 - 37 lb-in30A / 60A / 100A
4
2
7 - 11 lb-in
3
5
Lug, Fuse Cover, and Terminal Guard Installation
4
Lug to Terminal Torque
40 - 60 lb-in30A/60A/100A
4
5
16 - 22 lb-in
2
Power Wire into
Lug Torque
60A
45 lb-in30A
45 lb-in
50 lb-in100A
2
1
30A/60A Fuse Clip Installation
1
100A Fuse Clip Installation
2
1
Auxiliary Contact
CLICK
3
Fuse Cover
1
2
Page 2
Trailer Fuse Block Installation
Combination
Disconnect
Switch & Fuse
Starter
Block Size
Size
0-1 30 Amp
2 60 Amp
3 100 Amp
Fuse
Line/System
Clip
Rating
100 A 250 V / 600 V J 4 - 7/16
100 A 600 V HRCII-C 4 - 3/8
100 A 250 V H/R
100 A 600 V H/R
100 A 250 V H/R 5 - 5/8
100 A 600 V H/R 7 - 5/8
100 A 250 V / 600 V J 4 - 7/16
100 A 600 V HRCII-C 4 - 3/8
Voltage
30 A 250 V H/R 1 - 3/4
30 A 250 V / 600 V J 1 - 3/4
30 A 600 V H/R 4 - 9/16
30 A 600 V HRCII-C 3 - 0
60 A 250 V H/R 2 - 5/8
60 A 600 V H/R 5 - 1/8
60 A 250 V / 600 V J 2 - 0
60 A 600 V HRCII-C 3 - 0
30 A 250 V H /R 1 - 3/4
30 A 250 V / 600 V J 1 - 3/4
30 A 600 V H /R 4 - 9/16
30 A 600 V HRCII-C 3 - 0
60 A 250 V H /R 2 - 5/8
60 A 600 V H /R 5 - 1/8
60 A 250 V / 600 V J 2 - 0
60 A 600 V HRCII-C 3 - 0
Fuse
Trailer Fuse Block Spacing
Class
Dimension A
(inches)
5 - 5/8
7 - 5/8
A
100A Fuse Clips will come with a 100A Disconnect Switch.
Cannot up-size Fuse Clips to 100A from a 60A Disconnect.
Additional References:
1) Go to http://www.rockwellautomation.com/literature; 2) Go to Search, select Publication Number. Type in: (See Additional References below)
0 - 4
5
5
0 - 2
3
0 - 2
0 - 2
0 - 2
3
0 - 2
0 - 2
0 - 2
3
Additional
References
42052-035-01
PN-224754
42052-105-01
PN-224754
PN-224754
2
4
Disconnect
Trailer
Fuse Block
Lug
Protective
Fuse Cover
Line Side
Cover
Auxiliary
Contacts
1494U-D30
1494U-D60
1494U-D100
1494U-F30
1494U-F60
1494U-F100
1494U-L36
1494U-LA100
1494U-LC36
1494U-LC100
1494U-PC1
1494U-PC2
1494U-K31
1494U-NO
1494U-NC
1494U-NOLV
1494U-NCLV
30 Amp
60 Amp
100 Amp
30 Amp
60 Amp
100 Amp
Wire Size #14 - #2, AL
Wire Size #14 - #1/0, AL
Wire Size #14 - #2, CU
Wire Size #14 - #1/0, CU
30A - 60A, 250V Class H/R
30A - 60A, 250V/600V Class J
30A - 60A, 600V Class H/R
100A, 250V/600V Class H/J/R
Line Side Terminal Guard
(30A - 100A)
Auxilliary 1 N.O.
Auxilliary 1 N.C.
Auxilliary 1 N.O. Low Level
Auxilliary 1 N.C. Low Level
Starter
Size(s)
0 - 1
2
3
0 - 1
2
3
0 - 2
3
0 - 2
3
0 - 3
0 - 3
0 - 3
0 - 3
Additional
References
PN-224754
PN-224754
PN-224754
PN-224754
PN-224754
PN-224754
Cat No.Fig. Product Fig. ProductDescription Cat No. Description
1494F-M1
1494F-P1
1494F-S1
Handle
1
Phase
Barrier
3
Fuse Clip
1494U-HM1
1494U-HP1
1494U-HS1
1494F-M2
1494F-S2
1494U-PB31
1494U-FC302J
1494U-FC30J
1494U-FC60J
1494U-FC100J
1494U-FC302R
1494U-FC30R
1494U-FC60R
1494U-FC100R
5 - 1/2” Painted Metal
5 - 1/2” Molded
5 - 1/2” Stainless Steel
5 - 1/2” Painted Metal (Studs)
5 - 1/2” Molded (Studs)
5 - 1/2” Stainless Steel (Studs)
7 - 1/2” Painted Metal
7 - 1/2” Stainless Steel
30 / 60 Amp
100 Amp
Class H, 30A-250V
Class H, 30A-600V
Class H, 60A-250V
Class J, 30A-250V/600V
Class H, 60A-600V
Class J, 60A-250V/600V
Class H, J, 100A-250V/600V
Class R, 30A-250V
Class R, 60A-250V, 30A-600V
Class R, 60A-600V
Class R, 100A-250V/600V
Starter
Size(s)
Rockwell Automation maintains current product environmental information on its website at http://www.rockwellautomation.com/rockwellautomation/about-us/sustainability-ethics/product-environmental-compliance.page.
Allen-Bradley, Rockwell Software, and Rockwell Automation are trademarks of Rockwell Automation, Inc.
Trademarks not belonging to Rockwell Automation are property of their respective companies.
Publication 1494U-IN002B-EN-P - October 2014
Copyright © 2014 Rockwell Automation, Inc. All Rights Reserved. Printed in USA.
DIR 10001315013 (Version 01)
PN-276739
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