L&T Moulded Case Circuit Breakers

MCCB: Type-DH

• Wide range: 12A t630A
• Breaking capacity up t65kA
• Available in 3 pole and 4 pole versions
• Nline load bias
• High electrical and mechanical life
• Low let through energy and low cut-off current
• Adjustable thermal releases
• Add on earth fault modules
• Special MCCB’s for motor, generator and furnace protection
• Suitable for copper and aluminum terminations
• Safety tuser and installation
• Conforms tIS: 13947-2, IEC: 60947-2, EN: 60947-2

MCCB: Type-DH

MCCB: Type-DN

• Complete range: 16A t1600A in 3 pole/4 Role versions
• Breaking capacities upt100ka
• Micr-controller based intelligent and communication capable protection and control units
• Global benchmarking-KEMA certified
• Positive isolation &: user friendly features
• Ergonomic design
• Superior safety features for user and installation
• Conforms tIS: 13947-2, IEC: 60947-2, EN: 60947-2
• Wide range of internal &: external accessories

MCCB: Type-DN

Salient Features for RC 10

• Micr-controller based design
• Overload protection with selectable time delay
  • Short circuit protection with selectable time delay
  • Instantaneous over ride protection
  • Earth fault protection with selectable time delay
• Built in CTs
• Self diagnostic test possible
• Wide range of selection
• True RMS sensing
• SelfPowered

Unique Features for RC20

• All features of RC10 release and backlit LCD display
• Metering for current
• Protection against unbalanced load
• 12t protection, Neutral protection, Cold load protection
• Time resolution in current and time delay setting
• User friendly navigation system
• SelfPowered for basic protection
• Communication using RS485 link and MODBUS RTU protocol

Salient & Unique Feature
for RC10 & RC20

MCCB: Type-DN0

• Available in ratings from 20 At100 A
• Breaking Capacity – 30kA
• Compact size: 75 X 130 X 60 sutaible for side-by-side mounting
• Specially designed speed-quench” contact system and
• ‘arc suction effect’ arc chutes provide efficient arc quenching Overload adjustment from top
• Easy ON/OFF/RESET operations
• Wide variety of click-fit accessories

MCCB: Type-DN0

MCCB: Type-DU

• Available from 32A t200A
• Easy tinstall
• Aesthetic and compact
• High electrical and mechanical life
• Low down time
• Tamper proof design
• Total safety for user
• Available in SS enclosures
• High vibration and shock resistance
• Conforms tIS: 13947-2, IEC: 60947-2, EN 60947-2

MCCB: Type-DU