background image

© 2 0 0 5   C o o p e r   B u s s m a n n

•  

S t . L o u i s , M O   6 3 1 7 8

6 3 6 - 3 9 4 - 2 8 7 7

•  

w w w. c o o p e r b u s s m a n n . c o m

P r i n t e d   i n   U S A

Reorder #7009    11-05-5M

Cooper Bussmann Products And 
Technical Support Delivered Worldwide

Customer Assistance

Customer Satisfaction Team

The Cooper Bussmann Customer Satisfaction Team is
available to answer questions regarding Cooper
Bussmann products and services. Calls should be made
between 8:00 a.m. – 4:30 p.m. Central Time 
for all US time zones.

The Customer Satisfaction Team can be reached via:
• Phone: 636-527-3877
• Toll-free fax: 800-544-2570
• E-mail: [email protected]

Emergency and After-Hours Orders

To accommodate time-critical needs, Cooper Bussmann
offers emergency and after-hours service for next flight
out or will call. Customers pay only standard price for
the circuit protection device, rush freight charges and a
modest emergency fee for this service. Emergency and
after-hours orders should be placed through the
Customer Satisfaction Team. Call:

• 8:00 a.m. – 4:30 p.m. Central Time 636-527-3877
• After hours 314-995-1342

Application Engineering

Application Engineering assistance is available to all
customers. The Application Engineering team is staffed
by degreed electrical engineers and available by phone
with technical and application support Monday – Friday,
8:00 a.m. – 5:00 p.m. Central Time.

Application Engineering can be reached via phone, fax
or email:
• Phone: 636-527-1270
• Fax: 636-527-1607
• E-mail: [email protected]

Online Resources

Visit www.cooperbussmann.com for the following
services:
• Product cross reference
• Arc-flash calculator
• SCCR calculator
• Training modules

Your Authorized Cooper Bussmann Distributor is:

Summary of Contents for Electronics Short-Circuit Current Rating

Page 1: ...Simplified Guide To Understanding Short Circuit Current Rating F I N D I T F I X I T F O R G E T I T ...

Page 2: ... How Is SCCR Determined For meter disconnect switches and motor controllers this withstand level or SCCR is often determined by product testing For assemblies the marking can be determined through product listing or by an approved method With the release of the UL508A Industrial Control Panel standard an industry method is now available Any method used whether UL508A or another approved method sho...

Page 3: ...d e d C a s e S w i t c h U L 9 8 F u s i b l e D i s c o n n e c t S w i t c h e s U L 4 8 9 C i r c u i t B r e a k e r s B r a n c h C i r c u i t F u s e s U L 9 8 N o n F u s i b l e D i s c o n n e c t S w i t c h e s P o w e r D i s t r i b u t i o n B l o c k s F u s e H o l d e r U L 9 8 F u s i b l e D i s c o n n e c t S w i t c h e s U L 4 8 9 C i r c u i t B r e a k e r s U L 9 8 F u ...

Page 4: ...h associated wiring terminal blocks pilot lights and similar components Interrupting Rating The highest current at rated voltage that a device is intended to interrupt under standard test conditions Short Circuit Current Rating The prospective symmetrical fault current at a nominal voltage to which an apparatus or system is able to be connected without sustaining damage exceeding the defined accep...

Page 5: ...mbly short circuit current rating they can also provide enhancements to your design in the areas of flexibility of installation increased workplace safety and reliable protection through the life of your equipment These enhancements take care of the hassle associated with equipment with limited ratings so you can FORGET IT Benefits of Using Cooper Bussmann Current Limiting Fuses Straight Voltage R...

Page 6: ... or will call Customers pay only standard price for the circuit protection device rush freight charges and a modest emergency fee for this service Emergency and after hours orders should be placed through the Customer Satisfaction Team Call 8 00 a m 4 30 p m Central Time 636 527 3877 After hours 314 995 1342 Application Engineering Application Engineering assistance is available to all customers T...

Reviews: