Characteristics
LADT2
TeSys D - time delay auxiliary contact block -
1NO + 1NC - screw clamp terminals
Main
Commercial Status Commercialised
Range of product TeSys D
TeSys F
Product or component
type
Time delay auxiliary contact block
Pole contact composi-
tion
1 NO + 1 NC
Connections - terminals Screw clamp terminals 2 cable 1...2.5 mm² - cable
stiffness: solid - without cable end
Screw clamp terminals 2 cable 1...2.5 mm² - cable
stiffness: solid - with cable end
Screw clamp terminals 2 cable 1...2.5 mm² - cable
stiffness: flexible - without cable end
Screw clamp terminals 2 cable 1...2.5 mm² - cable
stiffness: flexible - with cable end
Screw clamp terminals 1 cable 1...2.5 mm² - cable
stiffness: solid - without cable end
Screw clamp terminals 1 cable 1...2.5 mm² - cable
stiffness: solid - with cable end
Screw clamp terminals 1 cable 1...2.5 mm² - cable
stiffness: flexible - without cable end
Screw clamp terminals 1 cable 1...2.5 mm² - cable
stiffness: flexible - with cable end
Complementary
Mounting location Front
[Ui] rated insulation voltage 600 V - certifications CSA
690 V - conforming to IEC 60947-5-1
600 V - certifications UL
[Ue] rated operational voltage 690 V AC 25...400 Hz
[Ith] conventional free air thermal current 10 A at <= 60 °C
Irms rated making capacity 250 A at <= 690 V DC conforming to IEC 60947-5-1
140 A at <= 690 V AC conforming to IEC 60947-5-1
Permissible short-time rating 140 A at -5...60 °C 100 ms
120 A at -5...60 °C 500 ms
100 A at -5...60 °C 1 s
Protection type GG fuse <= 10 A rating according to operational current for Ue <= 690 V
Associated fuse rating IEC 60947-5-1
Mechanical durability 5 Mcycles
Minimum switching current 5 mA
Minimum switching voltage 17 V
Non-overlap time 1.5 ms on energisation (no overlap between NC and NO contact)
1.5 ms on de-energisation (no overlap between NC and NO contact)
Timer type On delay
Time delay range 0.1...30 s
Insulation resistance > 10 MOhm
Product weight 0.06 kg
2
Environment
Environmental characteristic Normal environment
Standards BS 4794
EN 60947-5-1
IEC 60947-5-1
NF C 63-140
VDE 0660
Product certifications CSA
UL
IP degree of protection IP2x conforming to VDE 0106
Protective treatment TH conforming to IEC 60068
Ambient air temperature for operation -5...60 °C
Ambient air temperature for storage -60...80 °C
Operating altitude 3000 m without derating in temperature