Siemens Switch disconnector, 4-pole, 63A max current, 63A fuse current Part number 3LD5220-0TL13

Product Overview

The Siemens 3LD5220-0TL13 is a SENTRON 3LD5 series moulded-case switch/disconnector designed for emergency stop and main switch applications. It is a 4-pole unit rated for up to 63 A, with high breaking capacities and UL certification for demanding industrial environments.

Key Features

• 4-pole moulded-case switch/disconnector from the Siemens SENTRON 3LD5 range
• Rated current up to 63 A at AC-23A / AC-3 duty at 400 V
• Certified according to UL 489, UL 60947-4-1 and IEC 60947-3 standards
• Short-circuit rating (SCCR) up to 50 kA at 480 V (UL) and 24 kA²·s let-through value (IEC) for switch+fuse combos
• Red/yellow rotary knob operating mechanism for emergency-off style use; fixed mounting, front-mounted design
• Enclosure protection front side: IP65; suitable for fixed mounting in switchboards including harsh environments

Technical Specifications

• Product Series: SENTRON 3LD5
• Article Number: 3LD5220-0TL13
• Number of Poles: 4 P
• Rated Operational Current (Iu): 63 A
• Operating Power: AC-23A / AC-3: approx. 30 kW at 400 V; approx. 37 kW at 690 V
• Rated Insulation Voltage (Ui): 690 V
• Surge Voltage Resistance: 6 kV
• Short-Circuit Capacity / SCCR: Up to 50 kA at 480 V (UL); let-through I²t ≤ 24 kA²·s (IEC switch+gG fuse)
• Protection Class (Front): IP65
• Mechanical Service Life: ~100 000 operations
• Electrical Endurance: 6 000 switching cycles at AC-23A / 690 V

Compliance & Certifications

• Manufactured by Siemens under the SENTRON low-voltage switchgear standard
• Certified per UL 489, UL 60947-4-1, and IEC 60947-3 for emergency stop and switch/disconnector use
• Suitable for demanding industrial use including emergency off (E-Stop) and safety switch applications

Applications

Ideal for use as a main switch or emergency stop switch in industrial switchboards, motor control centres and distribution systems. It is especially suited for installations requiring robust switching or disconnecting, high short-circuit capacity, and front-mounted operator control with locking and high protection rating.