Product data sheet
Characteristics
LT3SA00ED
PTC probe relay TeSys - LT3 with automatic
reset - 24 V - 1 NO + 1 NC
Main
Range of product
Device short name
Product or component
type
[Uc] control circuit volt-
age
Reset
LT3
LT3SA
Thermistor protection units
24...48 V DC
Automatic reset
Complementary
Control circuit voltage limits
Contacts type and composition
[Ith] conventional free air thermal current
[Ui] rated insulation voltage
[Ue] rated operational voltage
Signalling function
Control type
Probe interchangeability
Hold-in power consumption W
Hold-in power consumption VA
Resistance
Number of probes
Input voltage
Short circuit detection resistance
Condition of use
[Uimp] rated impulse withstand voltage
Operational power in VA
Breaking capacity
0.8...1.25 Uc
1 NC + 1 NO dual voltage
5 A for output control relay
500 V AC output control relay
250 V AC 50/60 Hz for output control relay
Voltage indication
Fault indication
Automatic reset
Label mark A conforming to IEC 60034-11
<1W
>= 2.5 VA
2700...3100 Ohm tripping
1500...1650 Ohm reset
<= 6
< 7.5 V (4000 Ohm) for probe conforming to IEC 60034-11
< 2.5 V (1500 Ohm) for probe
< 20 Ohm
Connection of probes 500 m for >= 1.5 mm²
Connection of probes 400 m for >= 1 mm²
2.5 kV
100 VA at 220 V - electrical durability: 500000 cycles
6 A at 120 V AC AC-16
3 A at 250 V AC AC-16
2 A at 24 V DC DC-13
Power circuit: cage type connector 2 cable 1...2.5 mm² - cable stiffness: solid -
without cable end
Power circuit: cage type connector 2 cable 1...2.5 mm² - cable stiffness: flexible -
without cable end
Power circuit: cage type connector 2 cable 0.75...2.5 mm² - cable stiffness: solid -
with cable end
Power circuit: cage type connector 2 cable 0.75...2.5 mm² - cable stiffness: flexi-
ble - with cable end
Power circuit: cage type connector 1 cable 1...2.5 mm² - cable stiffness: solid -
without cable end
Power circuit: cage type connector 1 cable 1...2.5 mm² - cable stiffness: flexible -
without cable end
Power circuit: cage type connector 1 cable 0.75...2.5 mm² - cable stiffness: solid -
with cable end
Power circuit: cage type connector 1 cable 0.75...2.5 mm² - cable stiffness: flexi-
ble - with cable end
0.8 N.m
Connections - terminals
Tightening torque
Feb 20, 2018
1
The information provided in this documentation contains general descriptions and/or technical characteristics of the performance of the products contained herein.
This documentation is not intended as a substitute for and is not to be used for determining suitability or reliability of these products for specific user applications.
It is the duty of any such user or integrator to perform the appropriate and complete risk analysis, evaluation and testing of the products with respect to the relevant specific application or use thereof.
Neither Schneider Electric Industries SAS nor any of its affiliates or subsidiaries shall be responsible or liable for misuse of the information contained herein.
Height
Width
Depth
Product weight
100 mm
22.5 mm
100 mm
0.22 kg
Environment
Standards
Product certifications
IP degree of protection
Ambient air temperature for operation
Ambient air temperature for storage
Operating altitude
Vibration resistance
Shock resistance
Electromagnetic compatibility
IEC 60034-11
VDE 0660
LROS (Lloyds register of shipping)
IP20 conforming to VDE 0106
IP20 conforming to IEC 60529
-25...60 °C
-40...85 °C conforming to IEC 60068-2-2
-40...85 °C conforming to IEC 60068-2-1
> 1500...3000 m with derating in temperature
<= 1500 m without derating in temperature
2.5 gn 2...25 Hz conforming to IEC 60068-2-6
1 gn 25...150 Hz conforming to IEC 60068-2-6
5 gn 11 ms conforming to IEC 60068-2-27
Susceptibility to electromagnetic fields - test level level 3 conforming to IEC
61000-4-3
Surge resistance 1.2/50-8/20 - test level level 4 conforming to IEC 61000-4-5
Resistance to fast transient - test level level 3 conforming to IEC 61000-4-4
Resistance to electrostatic discharge - test level level 3 conforming to IEC
61000-4-2
Immunity to microbreaks and voltage drops conforming to IEC 61000-4-11
Contractual warranty
Period
18 months
2