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Walker Industrial: Home > Manufacturers > E - J > Eaton Cutler-Hammer > Circuit Protection > Molded Case Circuit Breakers > Series C > M-Frame (300-800 Amperes) > Types MDLB and HMDLB with Non-Interchangeable Trip Units, Three-Pole

Eaton Cutler Hammer Circuit Protection Series C M-Frame (300-800 Amperes)
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MDLB3300 - Eaton Cutler-Hammer Westinghouse MDLB3300 - Eaton Cutler-Hammer Westinghouse M-FRAME TYPE MDLB SEALED 3 POLE 300 AMP CIRCUIT BREAKER WITH TERMINA

MDLB3300 - Eaton Cutler-Hammer Westinghouse M-FRAME TYPE MDLB SEALED 3 POLE 300 AMP CIRCUIT BREAKER WITH TERMINA

Usually Ships in 3 to 5 Days
Price: $12,365.13
MDLB3350 - Eaton Cutler-Hammer Westinghouse MDLB3350 - Eaton Cutler-Hammer Westinghouse M-FRAME TYPE MDLB SEALED 3 POLE 350 AMP CIRCUIT BREAKER WITH TERMINA

MDLB3350 - Eaton Cutler-Hammer Westinghouse M-FRAME TYPE MDLB SEALED 3 POLE 350 AMP CIRCUIT BREAKER WITH TERMINA

Usually Ships in 3 to 5 Days
Price: $12,365.13
MDLB3400 - Eaton Cutler-Hammer Westinghouse MDLB3400 - Eaton Cutler-Hammer Westinghouse M-FRAME TYPE MDLB SEALED 3 POLE 400 AMP CIRCUIT BREAKER WITH TERMINA

MDLB3400 - Eaton Cutler-Hammer Westinghouse M-FRAME TYPE MDLB SEALED 3 POLE 400 AMP CIRCUIT BREAKER WITH TERMINA

Usually Ships in 3 to 5 Days
Price: $12,365.13
MDLB3500 - Eaton Cutler-Hammer Westinghouse MDLB3500 - Eaton Cutler-Hammer Westinghouse M-FRAME TYPE MDLB SEALED 3 POLE 500 AMP CIRCUIT BREAKER WITH TERMINA

MDLB3500 - Eaton Cutler-Hammer Westinghouse M-FRAME TYPE MDLB SEALED 3 POLE 500 AMP CIRCUIT BREAKER WITH TERMINA

Usually Ships in 3 to 5 Days
Price: $12,365.13
MDLB3500V - Eaton Cutler-Hammer Westinghouse MDLB3500V - Eaton Cutler-Hammer Westinghouse M-FRAME MDLB Sealed 3-Pole 500A 50 DEG C W/ Term

MDLB3500V - Eaton Cutler-Hammer Westinghouse M-FRAME MDLB Sealed 3-Pole 500A 50 DEG C W/ Term

Usually Ships in 1 to 2 Weeks
Price: $12,000.09
MDLB3600 - Eaton Cutler-Hammer Westinghouse MDLB3600 - Eaton Cutler-Hammer Westinghouse M-FRAME TYPE MDLB SEALED 3 POLE 600 AMP CIRCUIT BREAKER WITH TERMINA

MDLB3600 - Eaton Cutler-Hammer Westinghouse M-FRAME TYPE MDLB SEALED 3 POLE 600 AMP CIRCUIT BREAKER WITH TERMINA

Usually Ships in 3 to 5 Days
Price: $12,365.13
MDLB3700 - Eaton Cutler-Hammer Westinghouse MDLB3700 - Eaton Cutler-Hammer Westinghouse M-FRAME TYPE MDLB SEALED 3 POLE 700 AMP CIRCUIT BREAKER WITH TERMINA

MDLB3700 - Eaton Cutler-Hammer Westinghouse M-FRAME TYPE MDLB SEALED 3 POLE 700 AMP CIRCUIT BREAKER WITH TERMINA

Usually Ships in 3 to 5 Days
Price: $12,365.13
MDLB3800 - Eaton Cutler-Hammer Westinghouse MDLB3800 - Eaton Cutler-Hammer Westinghouse M-FRAME TYPE MDLB SEALED 3 POLE 800 AMP CIRCUIT BREAKER WITH TERMINA

MDLB3800 - Eaton Cutler-Hammer Westinghouse M-FRAME TYPE MDLB SEALED 3 POLE 800 AMP CIRCUIT BREAKER WITH TERMINA

Usually Ships in 3 to 5 Days
Price: $12,541.54
MDLB3800A14T08 - Eaton Cutler-Hammer Westinghouse MDLB3800A14T08 - Eaton Cutler-Hammer Westinghouse M-FRAME MDLB3800 w/ aux sw & UVR

MDLB3800A14T08 - Eaton Cutler-Hammer Westinghouse M-FRAME MDLB3800 w/ aux sw & UVR

Usually Ships in 1 to 2 Weeks
Price: $14,315.93
MDLB3800T35XW - Eaton Cutler-Hammer Westinghouse MDLB3800T35XW - Eaton Cutler-Hammer Westinghouse M-FRAME Sealed 3-Pole MDL Frame w/800A LES3800LSG Trip Unit Without Neu-

MDLB3800T35XW - Eaton Cutler-Hammer Westinghouse M-FRAME Sealed 3-Pole MDL Frame w/800A LES3800LSG Trip Unit Without Neu-

Usually Ships in 3 to 5 Days
Price: $10,389.13
MDLB3800T36XW - Eaton Cutler-Hammer Westinghouse MDLB3800T36XW - Eaton Cutler-Hammer Westinghouse M-FRAME Sealed 3-Pole MDL Frame w/800A LES3800LSIG Trip Unit Without ne-

MDLB3800T36XW - Eaton Cutler-Hammer Westinghouse M-FRAME Sealed 3-Pole MDL Frame w/800A LES3800LSIG Trip Unit Without ne-

Usually Ships in 3 to 5 Days
Price: $12,551.64
MDLB3800W - Eaton Cutler-Hammer Westinghouse MDLB3800W - Eaton Cutler-Hammer Westinghouse M-FRAME Sealed 3-Pole MDL Frame w/800A Thermal-mag trip unit

MDLB3800W - Eaton Cutler-Hammer Westinghouse M-FRAME Sealed 3-Pole MDL Frame w/800A Thermal-mag trip unit

Usually Ships in 3 to 5 Days
Price: $12,092.91
   
 
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M-Frame (300-800 Amperes) Features:

  • All Eaton M-Frame circuit breakers are HACR rated
  • MDL-Frame circuit breakers are available as individual components (frame, trip unit, terminals), or factory assembled complete breakers
  • MDLB, HMDLB-Frame circuit breakers with noninterchangeable trip units are suitable for reverse feed use

Eaton's Series C Molded Case Circuit Breakers are used in panelboard, switchboard, motor control center, and busway applications for dependable branch circuit protection. They have proven user acceptance for over 20 years and meet or exceed North American standards. Available for systems up to 600 VAC or 250 VDC with current ratings up to 2500A.