Table des Matières
Publicité
Les langues disponibles
Les langues disponibles
Standard Types
BO 5988.61/024 DC 24 V + AC 230 V 50 / 60 Hz
Article number:
• Dual voltage version
• Output: 6 NO contacts, 1 NC contact as monitoring contact
• Width: 100 mm
BO 5988.47/124 DC 24 V + AC 230 V 50 / 60 Hz 1 ...10 s
Article number:
• Dual voltage version
• Output:
3 NO contacts, 1 NC contact as monitoring contact,
1 release delayed NO contact
• With adjustable time delay t
v
• Width: 100 mm
Variants
BO 5988._ _ /61:
with UL approval (Canada/USA)
Auxiliary supply is not nesseary during elapse of time:
BO 5988.47 / 1 _ _:
3 NO / 1 NC contacts + t
BO 5988.47 / 2 _ _:
3 NO / 1 NC contacts + t
Auxiliary supply must be connected during elapse of time:
BO 5988.47 / 4 _ _:
3 NO / 1 NC contacts + t
BO 5988.47 / 5 _ _:
3 NO / 1 NC contacts + t
Without time delay t
:
v
BO 5988.61 / 0_ _ :
6 NO / 1 NC contacts as monitoring contact
BO 5988.62 / 0_ _ :
6 NO / 1 NC contacts as monitoring contact
BO 5988. _ _ / _00:
single voltage model
BO 5988. _ _ / _24:
dual voltage model
BO 5988.61 / 324:
Dual voltage model 0.5 s operate delay with
automatic restart
Ordering example for variants
BO 5988.47/124 1 ... 10 s
DC 24 V + AC 230 V
0040375
0040430
to 10 s
adjustable
v
fixed
v
adjustable
v
fixed
v
50 / 60 Hz
Nominal frequency
Nominal voltage
Time delay
00: 1 nominal voltage
24: 2 nominal votlages
0: without t
v
without auxiliary supply
during time elapse:
1: t
adjustable
v
2: t
fixed
v
with auxiliary supply
during time elapse:
4: t
adjustable
v
5: t
fixed
v
Contacts
Type
Characteristics
250
200
150
100
50
0
0,1
0,3 0,5
1
3
switching current A
safe breaking, no continuous arcing,
max. 1 switching cycle / s
Limit curve for arc-free operation with resistive load (instantaneous contact)
250
200
150
100
50
0
1
0,1
0,3 0,5
3
switching current A
safe breaking, no continuous arcing,
max. 1 switching cycle / s
Limit curve for arc-free operation with resistive load (delayed contacts)
2
2
I [ A ]
250
200
150
100
50
10
20
Total current limit curve
It is necessary to use the square of the currents in order to obtain a linear
limit curve.
General formula for determination of the maximum ambient tempe-
rature
per safety contact = value on scale Σ I
A) Sum of currents
2
B) Max. ambient temperature T = Cross point of scale Σ I
with limit curve
Example 1
A) (4A)
+ (4A)
+ (4A)
+ (4A)
2
2
2
B) Max. ambient temperature T = 43°C (point 1)
Example 2
A) (0.5 A)
2
+ (1 A)
2
+ (2 A)
2
+ (1 A)
B) Max. ambient temperature T = 49°C (point 2)
Please note:
The total current
2
can still be 1.5 A
A) (0.5 A)
2
+ (0.5 A)
2
+ (0.5 A)
B) Max. ambient temperature = 50°C
18
5
10
5
10
max. 225
limit curve
1
2
T
[ C]
50
30
40
M6802_a
(A
2
(A
2
(Scale Σ I
+ (4A)
+ (4A)
= 96 A
2
2
2
2
(Scale Σ I
2
= 6.25 A
2
2
)
2
at 50°C , i.e. 0.5 A per safety contact
2
+ (0.5 A)
2
+ (0.5 A)
2
+( 0.5 A)
BO 5988 / 22.03.17 en / 846
)
2
)
2
)
2
2
= 1.5 A
2
Publicité
Chapitres
Table des Matières
