Technical Specification Confirmation
PROCUREMENT & SUPPLY DECISION RECORD
Ref: ACG-SPEC-MQEDYDRO  ·  Generated: 14 Jun 2026
ACG AgaCanGroup
sales@agacaninvestment.com
agacangroup.com
Siemens 4 Pole Isolator Switch - 63A Maximum Current
Siemens
Siemens 4 Pole Isolator Switch - 63A Maximum Current
Part No.
3LD3440-0TL11
Procurement Intelligence
The Sentron 3LD series is a compact 4-pole enclosed isolator switch rated for 63A maximum current, designed for industrial distribution boards and motor control applications. Installation requires DIN-rail or panel mounting in enclosed switchgear cabinets. Critical verification: confirm incoming supply voltage (AC/DC) and load characteristics match the 63A rating and operating temperature range (-25°C to +55°C).
Industrial motor isolator switching
Before ordering — verify:
☐ Voltage rating verification
☐ DIN-rail compatibility
☐ Load-side circuit protection
Technical Specifications
Number of Poles4
Maximum Current63A
RangeSentron
Series3LD
Enclosed/Not EnclosedEnclosed
Throw ConfigurationSingle Throw
Maximum Operating Temperature+55°C
Minimum Operating Temperature-25°C
ACG Industrial & Infrastructure Solutions
Kampala, Uganda  ·  Malatya, Turkey
http://agacangroup.com/product/electrical-items/switches/switch-disconnectors-components/isolator-switches/siemens-4-pole-isolator-switch-63a-maximum-current?mal=66182f5d0f45bcae5891b369
This document confirms the above specification is available in the ACG Industrial catalogue. Pricing and availability on request. Forward to your procurement team to initiate an RFQ.