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26
3 .
A C C E S S O R T E S
3 . 1 .
A C C E S S O R I E S
S U P P L I E D W I T H T H E P M 2 5 . 2 1 ( F i g . 1 , p a g e 1 2 6 )
- M e a s u r i n g l e a d s w i t h t e s t p i n s P M 9 2 6 6
( 1 )
- M a i n s c a b l e
( 2 1
- S p a r e f u s e l x 1 2 5 m A F A S T 1 1 0 V . . . 2 4 0 V m a i n s
( 3 )
-
O p e r a t i n g m a n u a l
( 4 )
N ote:
The spare fuse is located in the mains socket at the rear of the PM 2521.
3 . 2 .
O P T I O N A L A V A I L A B L E A C C E S S O R I E S
3 . 2 . 1 .
S u m m a r y
- H i g h t e n s i o n p r o b e P M 9 2 4 6
- H i g h c u r r e n t s h u n t P M 9 2 4 4 o r c u r r e n t t r a n s Í o r m e r P M 9 2 4 5
- D a t a h o l d p r o b e P M 9 2 6 3
- P t 1 0 0 t e m p e r a t u r e p r o b e P M 9 2 4 9
- H i g h Í r e q u e n c y p r o b e P M 9 2 1 0 a n d a c c e s s o r y s e t P M 9 2 1 2
3.2.2.
Specifications of the optional accessories
3.2.2.1. High Tension (HT) probe PM 9246 (Fig. 2, page 126)
T h e H T p r o b e P M 9 2 4 6 i s s u i t a b l e f o r m e a s u r i n g d i r e c t v o l t a g e s u p t o 3 0 k V . T h e P M 9 2 4 6 m a v b e u s e d f o r
m e a s u r i n g i n s t r u m e n t s w i t h a n i n p u t i m p e d a n c e o f 1 0 0 M S t , 1 0 M Q o r 1 , 2 M S l .
( S e l e c t a b l e o n t h e p r o b e ) .
M a x i m u m v o l t a g e
3 0 k V
A t t e n u a t i o n
1 0 0 0 x
I n p u t i m p e d a n c e
6 0 0 M O t 5 %
A c c u r a c y
1 3 % ( E x c l u d i n g a c c u r a c y o f t h e P M 2 5 2 1 )
R e l a t i v e h u m i d i t v
2 0 y " . . . 8 0 %
Note:
Pay attention to safe earth connections
3.2.2.2. Shunt PM 9244 and Current transformer PM 9245 (Fig. 3 and Fig.4, page í26)
Shunt PM 9244
Current transformer pMgZ4S
W i t h t h e P M 9 2 4 4 i t i s p o s s i b l e t o m e a s u r e d i r e c t
W i t h t h i s t r a n s f o r m e r i t i s p o s s i b l e t o
a n d a l t e r n a t i n g c u r r e n t s ( m a x . 1 k H z ) u p t o 3 1 . 6 A
m e a s u r e a l t e r n a t i n g c u r r e n t s o v e r
1 0 A u p t o 1 0 0 A
c u r r e n t r a n g e
1 0 A a n d 3 1 , 6 A
T r a n s f e r f a c t o r
1 0 0 0 x ( 1 0 0 A = 1 0 0 m A )
O u t p u t v o l t a g e
1 0 0 m V a n d 3 1 , 6 m V
T r a n s f e r e r r o r
t 3 % ( E x c l u d i n g a c c u r a c y
A c c u r a c y
1 0 0 m V t 1 O 7 o
o f t h e P M 2 5 2 1 )
( E x c l u d i n g a c c u r a c y 3 1 , 6 m V 1 3 %
F r e q u e n c y r a n g e
4 5 H z t o j k H z
o f t h e P M 2 5 2 1 )
M a x i m u m s e c o n d a r v
2 0 0 m V
D i s s i p a t i o n
M a x . 3 , 1 6 W
v o l t a g e l o s s
D i m e n s i o n s
H e i g h t
5 5 m m
M a x i m u m v o l t a g e
4 0 0 V a c .
W i d t h
1 4 0 m m
w i t h r e s p e c t t o e a r r n
D e p t h
6 5 m m
B e f o r e m e a s u r i n g , c o n n e c t t h e c u r r e n t -
t r a n s f o r m e r t o t h e i n s t r u m e n t .
A v o i d c o n t a m i n a t i o n o f t h e c o r e - p a r t s .
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