Technical Data; Ccc-Data; Standard Type; Variants - DOLD SAFEMASTER BA 7924.21 Manuel D'utilisation

Technical Data

Time delay t
v
BA 7924.21:
BA 7924.21/001:
BA 7924.21/002:
BA 7924.21/003:
IL 7824.21:
IL 7824.21/100:
IN 7824.21:
IN 7824.21/100:
Repeat accuracy:
Minimum closing time:
Input
Nominal voltage U :
N
Voltage range:
at 10 % residual ripple:
at 48 % residual ripple:
Nominal consumption:
at BA 7924.21/002 and
BA 7924.21/003:
Nominal frequency:
Output
Contacts
BA 7924.21:
IL/IN 7824.21:
Contact type:
Release delay typ. bei U :
N
Nominal output voltage:
Thermal current I :
th
Switching capacity
to AC 15
for NO contact:
for NC contact
to AC 13
for NO contact:
for NC contact
Electrical life
to AC 15 at 1 A, AC 230 V:
Permissible operating
frequency:
Short circuit strength
max. fuse rating:
Mechanical life:
General Data
Operating mode:
Temperature range
Operation:
Storage:
Altitude:
Clearance and creepage
distances
rated impuls voltage /
pollution degree:
EMC
Interference suppression:
Degree of protection
Housing:
Terminal plate:
Housing:
Vibration resistance:
Climate resistance:
Terminal arrangement
at BA 7924:
Terminal designation:
Wire fixing:
Mounting:
Weight:
BA 7924 DC / AC:
IL 7824 / IN 7824:
Dimensions
Width x heigth x depth
BA 7924:
IL 7824:
IN 7824:
0.1 ... 1 s; 0.3 ... 3 s; 0.5 ... 5 s;
1 ... 10 s; 3 ... 30 s
1 s; 3 s; 5 s; 10 s; 30 s fixed
5 s; 10 s fixed
0.5 ... 5 s; 1 ... 10 s
0.1 ... 1 s; 0.3 ... 3 s
0.5 s; 1 s; 3 s fixed
0.5 ... 5 s; 1 ... 10 s
5 s; 10 s fixed
±15 % of set value
50 % of full scale value
DC 24 V
AC 230 V (only BA 7924.21 and
BA 7924.21/001)
AC 0.8 ... 1.1 U
N
DC 0.9 ... 1.2 U
N
DC 0.8 ... 1.1 U
N
0.85 W / 4.5 VA
1.7 W
50 / 60 Hz
1 NC, 1 NO contacts
1 NC, 1 NO contacts
Relay, forcibly guided
10 ms + t
v
AC 10 ... 250 V, DC 10 ... 110 V
max. 8 A
3 A / AC 230 V IEC/EN 60 947-5-1
1 A / AC 230 V IEC/EN 60 947-5-1
2 A / DC 24 V IEC/EN 60 947-5-1
2 A / DC 24 V IEC/EN 60 947-5-1
IEC/EN 60 947-5-1
≥ 2.5 x 10 5 switching cycles
max. 2000 switching cycles / h
but please note minimum closing time
6 A gL LIEC/EN 60 947-5-1
10 x 10 switching cycles
6
Continuous operation
- 20 ... + 60°C
- 40 ... + 60°C
< 2.000 m
4 kV / 2 IEC 60 664-1
IEC/EN 62 061
Limit value class B EN 55011
IP 40 IEC/EN 60 529
IP 20 IEC/EN 60 529
Thermoplastic with V0 behaviour
according to UL subject 94
Amplitude 0.35 mm, IEC/EN 60 068-2-6
frequency 10 ... 55 Hz
20 / 060 / 04 IEC/EN 60 068-1
DIN 46199-5
EN 50 005
Flat terminals with self-lifting
clamping piece IEC/EN 60 999-1
DIN rail IEC/EN 60 715
200 g / 350 g
120 g / 150 g
45 x 74 x 133 mm
35 x 89 x 58 mm
52.5 x 89 x 58 mm

CCC-Data

Nominal voltage U :
N
BA 7924:
Thermal current I :
th
Switching capacity
to AC 15
NO contact:
to DC 13
NO contact:
NC contact:
Technical data that is not stated in the CCC-Data, can be found
in the technical data section.
nfo

Standard Type

BA 7924.21 DC 24 V 0.3 ... 3 s
Article number:
• Output:
• Nominal voltage U :
N
• Time range:
• Width:

Variants

BA 7924.21/61: with UL approval (Canada/USA)
BA 7924.21: 1 timing circuit, adjustable time
BA 7924.21/001: 1 timing circuit, fixed time
BA 7924.21/002: 2 timing circuit, fixed time
BA 7924.21/003: 2 timing circuit, adjustable time
Delay modules in housing for distribution board:
IL 7824.21: 1 timing circuit, adjustable time delay, 35 mm wide
IN 7824.21: 1 timing circuit, adjustable time delay, 55 mm wide
IL 7824.21/100: 1 timing circuit, fixed time delay, 35 mm wide
IN 7824.21/100: 1 timing circuit, fixed time delay, 55 mm wide
Ordering example for variants
BA 7924 .21 / _ _ _ DC 24 V

Troubleshooting

Failure
Device cannot be activated

Maintenance and repairs

- The device contains no parts that require maintenance.
- In case of failure, do not open the device but send it to manufacturer
for repair.
14
DC 24 V, AC 230V
max. 5 A
2 A / AC 230 V IEC/EN 60 947-5-1
1 A / DC 24 V IEC/EN 60 947-5-1
1 A / DC 24 V IEC/EN 60 947-5-1
0039707
1 NO contact
1 NC contact
DC 24 V
0.3 ... 3 s
45 mm
0.5 ... 5 s
Time range
(or fixed time)
Nominal voltage
Variant, if required
Contacts
Type
Design
Potential cause
- Power supply not connected
- Unit defective
BA 7924, IL 7924, IN 7924 / 21.07.16 en / 741