Description

– Brand: Siemens
– Model: 3LD2003-0TK51
– Type: Load switch (cam switch, 3-pole, for motor control and switching in industrial applications)
– All Tech Specs:
– Material: Thermoplastic enclosure (insulated for durability and arc resistance)
– Poles: 3 (3-pole configuration)
– Rated Current: 25 A (In, maximum continuous current)
– Rated Voltage: 690 V AC (Ue, maximum operating voltage)
– Rated Insulation Voltage: 1000 V (Ui)
– Rated Impulse Withstand Voltage: 8 kV (Uimp)
– Rated Short-Circuit Current: 10 kA (Icn, with gG/gL fuse)
– Utilization Category: AC-21A (non-inductive loads); AC-23A (motor switching)
– Frequency: 50/60 Hz
– Contact Material: Silver alloy (for reliable switching)
– Handle Type: Black thumb grip (OTK51 variant)
– Mounting: Front panel or base mount (DIN rail optional)
– Degree of Protection: IP65 (front); IP00 (terminals)
– Operating Temperature Range: -25C to +70C (-13F to +158F)
– Mechanical Endurance: >1 million operations
– Electrical Endurance: >10,000 operations at rated load
– Standards: IEC/EN 60947-3; suitable for distribution boards and motor starters
– Certification: CE marked; RoHS compliant; CCC certified
– Features: Modular design for accessories (auxiliary contacts, shunt trips); padlockable in OFF position; suitable for on/off control of motors up to 11 kW at 400 V
– Dimension: 52 mm width x 48 mm height x 70 mm depth (2.05 in x 1.89 in x 2.76 in)
– Weight: 0.3 kg (0.66 lbs)
– Country of Origin: Germany
– HS Code: 8536.50 (switches for voltages >1,000 V)