Posted for:        [email protected]










:-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-)
Ed Price
[email protected]
Electromagnetic Compatibility Lab
Cubic Defense Systems
San Diego, CA.  USA
619-505-2780 (Voice)
619-505-1502 (Fax)
Military & Avionics EMC Services Is Our Specialty
Shake-Bake-Shock - Metrology - Reliability Analysis
:-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-):-)

> -----Original Message-----
> From: [email protected] [SMTP:[email protected]]
> Sent: Tuesday, November 16, 1999 8:18 AM
> To:   [email protected]
> Subject:      Re: Central Office Equip. tested to UL 1950
> 
> 
> I believe the correct clause your test lab. referred
> be 6.2.1.2 instead of 6.4.1.  Per sub-clause 6.4.1,
> you don't need to do the test you described in the 
> email, all you need is either dielectric or impulse
> test.  However, per sub-clause 6.2.1.2, if your 
> product don't provide basic insulation between TNV-3
> and SELV, accessible conductive part, TNV-1 or TNV-2
> circuits per Table 19.  You need to meet three 
> conditions as stated per 6.2.1.2.  And one of them 
> require the test you described.  Hope that help!  If 
> you need any more help, you can email me anytime.
> 
> K.K.
> 
> RCIC - http://www.rcic.com
> Regulatory Compliance Information Center
> 
> 

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