Molded Case Circuit Breakers 2.3 Series C Contents Typical M-Frame Circuit Breaker 2 Description Page Product Overview V4-T2-116 2 Standards and Certifications V4-T2-117 Quick Reference . V4-T2-118 2 G-Frame (15100 Amperes) . V4-T2-121 F-Frame (10225 Amperes) . V4-T2-135 2 J-Frame (70250 Amperes) . V4-T2-153 K-Frame (70400 Amperes) . V4-T2-161 2 L-Frame (125600 Amperes) V4-T2-185 M-Frame (300800 Amperes) 2 Catalog Number Selection . V4-T2-212 Product Selection V4-T2-213 2 Accessories V4-T2-218 Technical Data and Specifications V4-T2-219 2 Dimensions and Weights V4-T2-221 Motor Circuit Protectors (MCP) V4-T2-256 2 N-Frame (4001200 Amperes) . V4-T2-222 R-Frame (8002500 Amperes) . V4-T2-237 Motor Protection Circuit Breakers (MPCB) . V4-T2-267 2 Type ELC Current Limiter Attachment (Size 04) . V4-T2-269 Current Limiting Circuit Breaker Module . V4-T2-270 2 Internal Accessories . V4-T2-273 External Accessories V4-T2-304 2 2 M-Frame (300800 Amperes) 2 Product Description Standards and Certifications 2 All Eaton M-Frame circuit CE marked breakers are HACR rated 2 MDL-Frame circuit breakers are available as 2 individual components (frame, trip unit, terminals), or factory assembled 2 complete breakers MDLB, HMDLB-Frame 2 circuit breakers with non- interchangeable trip units 2 are suitable for reverse feed use 2 2 2 2 2 2 2 2 2 2 Volume 4Circuit Protection CA08100005EOctober 2015 www.eaton.com V4-T2-211Molded Case Circuit Breakers 2.3 Series C Catalog Number Selection 2 This information is presented only as an aid to understanding catalog numbers. It is not to be used to build catalog numbers for circuit breakers or trip units. 2 MDL Frame with Thermal-Magnetic Trip Unit Technology 2 1 Thermal-Magnetic Breakers and Frame 2 MDL 3 800 F 2 Circuit Breaker/ Suffix Frame Type Number Circuit Breaker/ F = Frame only (800 A only) 2 of Poles Frame Ampere Rating MDL, MDLB K = High magnetic molded case switch HMDL, HMDLB 1 V = 50 C (thermal-magnetic trip units only) 2 = Two-pole 500 300 1 W = Without terminals 3 = Three-pole 600 350 2 X = Load side terminals only 700 400 Y = Line side terminals only 800 450 2 1 Thermal-Magnetic Trip Unit 2 MT 3 800 T 2 Trip Unit Type Suffix 2 Number Trip Unit Rating/ MT T = Thermal-magnetic of Poles Plug Ampere Rating V = 50 C (thermal-magnetic trip units only) 2 1 2 = Two-pole 500 300 1 3 = Three-pole 600 350 700 400 2 800 450 2 MDL Frame with 310+ Electronic Trip Unit Technology 310+ Circuit Breaker 2 MDLB 3 800 F T36 B21 W 2 2 Performance at 480 Vac Number Terminals of Poles MDLB = 50 kAIC W = No terminals 2 HMDLB = 65 kAIC 3 = Three-pole CMDLB = 50 kAIC, 100% rated CHMDLB = 65 kAIC, 100% rated Trip Unit Features 2 Amperes T33 = 310+ Electronic LS Blank = No feature 800 T32 = 310+ Electronic LSI B20 = High load alarm 2 T35 = 310+ Electronic LSG B21 = Ground fault alarm, with trip T36 = 310+ Electronic LSIG B22 = Ground fault alarm, no trip Designation T38 = 310+ Electronic LSI with Maintenance Mode ZG = Zone selective interlocking 2 T39 = 310+ Electronic LSIG with Maintenance Mode F 2 1 310+ Electronic Trip Unit 2 MES 3 800 ALSIG B21 2 2 Trip Unit Type Features MES Number Trip Unit Blank = No feature 2 of Poles B20 = High load alarm LS = 310+ Electronic LS Amperes B21 = Ground fault alarm, with trip 3 = Three-pole LSI = 310+ Electronic LSI B22 = Ground fault alarm, no trip 800 LSG = 310+ Electronic LSG 2 ZG = Zone selective interlocking LSIG = 310+ Electronic LSIG ALSI = 310+ Electronic LSI with Maintenance Mode 2 ALSIG = 310+ Electronic LSIG with Maintenance Mode Note 2 1 Frames are the same for thermal-magnetic or 310+ electronic trip units, e.g., MDL3800F, HMDL3800F, etc. 2 V4-T2-212 Volume 4Circuit Protection CA08100005EOctober 2015 www.eaton.com