York International YCAA-B Installation, Commissioning, Operation And Maintenance Manual page 55

Y C A A - B a n d Y C A A - H M o d e l s
F u s e / S w i t c h D i s c o n n e c t o r C u r r e n t R a t i n g s
M O D E L
F A N T Y P E
Y C A A
6 0
S T D
7 5 S T D
L 9 0
S T D
L 1 0 5
S T D
1 2 0
S T D
1 5 0
S T D
1 7 0 S T D
1 9 0
S T D
2 1 0 S T D
S T D = S t a n d a r d F a n s
T h e m a x i m u m f u s e s i z e g i v e n :
1 . M e a n s t h a t t h e c o n d i t i o n a l s h o r t - c i r c u i t c u r r e n t o f t h e s w i t c h d i s c o n n e c t o r f u s e i s 5 0 K A .
2 . E n s u r e s a m i n i m u m o f T Y P E 1 c o - o r d i n a t i o n f o r c o n t a c t o r s t o E N 6 0 9 4 7 - 4 - 1 : 1 9 9 2 w i t h a c o n d i t i o n a l s h o r t - c i r c u i t c u r r e n t o f 5 0 K A .
3 . E n s u r e s t h a t t h e u l t i m a t e a l l o w a b l e s h o r t - t i m e c o n d u c t o r t e m p e r a t u r e u n d e r s h o r t - c i r c u i t c o n d i t i o n s i s n o t e x c e e d e d
i n a c c o r d a n c e w i t h E N 6 0 2 0 4 - 1 : 1 9 9 2 .
F u s e s n o t e x c e e d i n g t h e 5 s e c o n d s i n t e r r u p t i o n c u r r e n t g i v e n i n t h e t a b l e S w i t c h D i s c o n n e c t o r / F u s e
( 0 9 / 0 3 )
M A X I M U M ( g G ) F U S E S I Z E
S Y S T E M
P E R S Y S T E M
D I N
1 & 2 6 3
1 & 2 6 3
1 & 2 8 0
1 & 2 8 0
1 & 2 1 0 0
1 & 2 1 2 0
1 & 2 1 6 0
1 & 2 2 0 0
1 & 2 2 0 0
0 3 5 B 0 9 0 1 2 - 1 0 0 R e v . 4
S W I T C H D I S C O N N E C T O R
F U S E ( I e ) R A T I N G
D I N
6 3
6 3
8 0
8 0
1 0 0
1 2 0
1 6 0
2 0 0
2 0 0
9
1 3
-
2
M A X . S E C T I O N m m
2 5
2 5
3 5
3 5
3 5
3 5
7 0
7 0
7 0