LADT4 TELEMECANIQUE, LADT4 Datasheet - Page 11
![ON DELAY TIMER, 3M](/photos/19/28/192882/42263339_sml.jpg)
LADT4
Manufacturer Part Number
LADT4
Description
ON DELAY TIMER, 3M
Manufacturer
TELEMECANIQUE
Specifications of LADT4
Contact Configuration
DPCO
Delay Time Range
10s To 180s
Contact Current Ac Max
10A
Contact Voltage Ac Max
690V
External Depth
58mm
External Length / Height
47mm
External Width
44mm
Mounting Type
DIN Rail
Characteristics
Module type
Conforming to standards
Product certifications
Protective treatment
Degree of protection
Ambient air temperature
around the device
Rated insulation voltage (Ui)
Cabling
Built-in protection
Rated control circuit voltage (Uc)
Permissible variation
Type of control
Timing ranges
Repeat accuracy
Reset time
Immunity to micro-breaks
Minimum control pulse duration
Indication of time delay
Maximum power dissipated
Leakage current
Residual voltage
Overvoltage protection
Electrical durability
LA4-DT “On-delay” electronic timers
U supply
(A1-A2)
Time delay output
Contactor coil
Red LED
References:
page 2/21
Environment
Control circuit characteristics
Time delay characteristics
Switching characteristics
Operating diagrams
2/42
1
0
1
0
Dimensions:
pages 2/44 and 2/45
(solid state type)
Conforming to IEC 68
Conforming to VDE 0106
Storage
Operation
For operation at Uc
Conforming to EN 60947-5-1
Phillips N° 2 and Ø 6 mm
Flexible or solid cable
with or without cable end
On input
Suppression of contactor
0…40 °C
During the time delay period
After the time delay period
During the time delay period
After the time delay period
By LED
In millions of operating cycles
t
TeSys contactors
Electronic serial timer modules
for model d contactors
Schemes:
pages 2/48 and 2/49
°C
°C
°C
V
mm
V
s
ms
ms
ms
ms
ms
W
mA
V
2
LA4-DR “Off-delay” electronic timers
U supply
(A1-A2)
Control
(A2-B2)
Time delay output
Contactor coil
Red LED
LA4-DT (On-delay)
IEC 255-5
UL, CSA
“TH”
Protection against direct finger contact IP 2X
- 40…+ 80
- 25…+ 55
- 25…+ 70
250
Min.: 1 x 1
Max.: 2 x 2.5
By varistor
By varistor
" or $ 24…250
0.8…1.1 Uc
By mechanical contact only
0.1…2; 1.5…30; 25…500
± 3 % (10 ms minimum)
150
50
10
2
–
Illuminates during time delay period
2
< 5
3.3
3 kV; 0.5 joule
30
1
0
1
0
1
0
LA4-DR (Off-delay) for LC1-D
By varistor
By bidirectional peak limiting diode
" 24…250
0.8…1.1 Uc
By mechanical contact only,
connecting cable < 10 m
0.1…2; 1.5…30; 25…500
± 3 % (10 ms minimum)
225
–
20
–
40
Illuminates during time delay period
3.5
< 5
3.3
3 kV; 0.5 joule
30
40 ms
Schneider Electric
t