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1 ircuit reakers or I-LIN Panelboards and Switchboards lass 0, 5, 70, PNLORS 8-32 LI3 7.5 in (190 mm) L 7.5 in (190 mm) M, MH 2- and 3-Pole 9 in (229 mm) N, N 2- and 3-Pole 15 in (381 mm) Square ll Rights Reserved L rame, Thermal-Magnetic ( Vac) ontinuous urrent 2-Pole, Vac, Vdca Magnetic Standard Interrupting Interrupting Low 25 3-Pole, Vac, Vdc 25 q UL magnetic trip setting tolerances are ±25% (low) and ±20% (high) from nominal values shown. c Use only in tested and listed enclosures. a 2-Pole circuit breaker catalog numbers are completed by adding required phase connection letters as suffix to catalog number. See page Interrupting s (k) 2 L2( ) L2( ) L2( ) L2( ) L2( ) L2( ) L2( ) L2( ) L2( ) L3 L3 L3 L3 L3 L3 L3 L3 L3 L rame, Thermal-Magnetic ( Vac) ontinuous urrent 2-Pole, Vaca 3-Pole, Vac $ $ LH2( ) LH2( ) LH2( ) LH2( ) LH2( ) LH2( ) LH2( ) LH2( ) LH2( ) LH3 LH3 LH3 LH3 LH3 LH3 LH3 LH3 LH3 Magnetic xtra Interruptingc urrent Limiting Low 5 5 L2( ) L2( ) L2( ) L2( ) L2( ) L2( ) L3 L3 L3 L3 L3 L3 $ $ LI2( ) LI2( ) LI2( ) LI2( ) LI2( ) LI2( ) LI3 LI3 LI3 LI3 LI3 LI3 $ $ LL 1-#1 W- kcmil or 2-#1 W- kcmil LL 1-#1 W- kcmil or 2-#1 W- kcmil $ LLI5 2-#4/0 W- kcmil $ LLI #4/0 W- kcmil M rame, Thermal-Magnetic ( Vac) ontinuous Magnetic Standard Interrupting Interrupting urrent Low 2-Pole, Vac, Vdca 0 0 M2( ) M2( ) M2( ) M2( ) M2( ) M2( ) M2( ) M2( ) $ MH2( ) MH2( ) MH2( ) MH2( ) MH2( ) MH2( ) MH2( ) MH2( ) $ LM 3-#3/0 W- kcmil 3-Pole, Vac, Vdc 0 0 M3 M3 M3 M3 M3 M3 M3 M3 $ MH3 MH3 MH3 MH3 MH3 MH3 MH3 MH3 $ LM 3-#3/0 W- kcmil N rame 1, Thermal-Magnetic ( Vac) ontinuous Magnetic Standard Interrupting xtra Interrupting urrent Low 2-Pole, Vaca 1 3-Pole, Vac N2( ) N2( ) N2( ) N2( ) N2( ) N21( ) N3 N3 N3 N3 N3 N31 $ $ N2( ) N2( ) N2( ) N2( ) N2( ) N21( ) N3 N3 N3 N3 N3 N31 $ $ L1N 4-#3/0 W- kcmil L1N 4-#3/0 W- kcmil ccessories...pages Optional Lugs...Pages -40, -41 imensions...page -45 L LH L LI M MH N N nclosures...pages V V V I-LIN is a Registered Trademark of Square ompany or related companies. iscount Schedule

2 Table of ontents Section Molded ase ircuit reakers K Selection uide -2 POWRPT lectronic Trip ircuit reakers -10 L POWRPT ircuit reakers -10 POWRPT ircuit reakers with MIROLOI Trip Units -13 M-R Motor ircuit Protectors -17 MIROLOI Trip Units Selection uide -12 MIROLOI Trip Units for ield Upgrade -17 ccessories -18 MSTRPT Universal Power ircuit reakers -20 Thermal-Magnetic and lectronic Trip ircuit reakers -21 M-R Selection Table -2 M-R Motor ircuit Protectors -27 Single Motor ranch ircuits pplication ata -28 round-ault Protection quipment -29 MIROLOI Trip Systems -31 MIROLOI ircuit reakers -32 H/H ircuit reakers and JL ccessories -3 ccessories -37 IRUIT RKRS M Miniature ircuit reakers -42 QOU Unit Mount -42 OM Mounting ases -44 imensions/shipping Weights -45 nclosures -47 ccessories -48 nclosed ircuit reakers -49 Molded ase Switches -50 Merlin erin OMPT 15- Molded ase ircuit reakers P k or worldwide application k omplies with UL489, I947-2 and most standards and agreements worldwide k marked k Marine approvals k 3 and 4-pole k ield installable accessories: shunt trip, undervoltage trip, auxiliary switches, alarm switches and motor operators k Mounting: fixed, plug-in and drawout k onnection: busbar, cable and rear connections k Reverse feeding Pricing uide: 0PL9701 NSJ -1

3 Selection Information lass, 12, 1 1 reaker Type M MH MX M N N NX N P PJ PL of Poles 2, 3 2, , 3 2, ,3 2,3 2,3 urrent Interrupting s UL/S/NOM (k RMS) (50/0 Hz ) 240 Vac Y/277 Vac Vac Y/347 Vac a Vac a s Vdc Vdc f 20 I /240 Vac (Icu/lcs)b 30/30 5/33 5/33 5/33 50/25 70/35 70/35 70/35 50/35 5/35 100/50 I /0 Hz or additional I ratings, see Supplemental igest. Special s ed. Specs W--375/N HR (2, 3-Pole) onnections/terminations Unit Mount I-LIN Rear onnection rawout Optional Lugs ccessories and Modifications Shunt Trip k k Undervoltage Trip k k uxiliary Switches k k larm Switch k k Motor Operator Handle Operators Mechanical Interlocks (3-Pole) c c Handle Padlock ttachment ylinder Lock (3-Pole) Optional Protection k k k k Trip System Type Thermal Magnetic Instantaneous Trip (3-Pole) Molded ase Switch (utomatic) lectronic nclosures (Pages ) eneral Purpose (NM Type 1) Raintight (NM Type 3R) ustight (NM Type 12) Watertight (NM Type 4, 4X, 5) xplosion Proof (NM Type 7, 9) vailability to be nnounced Height IN (mm) 14 (35) (375) (308) 1.20 (413) imensions (3P Unit Mount) Width IN (mm) 9 (229) 9 (229) 15 (381) 8.30 (210) epth IN (mm).5 (15).5 (15) 8.07 (205) 8.10 (205 Pages (Unit Mount)/(I-LIN) Pages -24, 8-32 Pages -33, 8-34 Pages -25, 8-32 Pages -33, 8-34 Pages -10, -13, -15, 8-24, 8-25, 8-2 IRUIT RKRS NOT: ll circuit breakers on this chart are UL Listed and S ertified unless otherwise noted. k actory installed option only a ontact your nearest Square /Schneider lectric sales office for V ratings. c Requires breaker with W suffix. b ual UL and I ratings and markings on circuit breakers. or additional I ratings, see Supplemental igest. f Ungrounded UPS systems only. I-LIN is a Registered Trademark of Square ompany or related companies. Square ll Rights Reserved -7

4 Thermal-Magnetic Molded ase mpere rame lass 55, 825 ing System for Thermal-Magnetic Molded ase ircuit reakers ircuit reaker amily Y H Q4 No Letter I-LIN L Lugs on both ends, H,, I K, KH, K, KI L, LH, L, LI M, MH N, N pads only (No lugs) P Lugs O end only 1 1-pole 2 2-pole 3 3-pole Vac Vac Vac mpere rating 000M-0000M Molded case switch (automatic) Special eatures,, I-LIN phase connections XXXX actory-installed accessories Note: is replaced by letter H for high interrupting circuit breaker. is replaced by letter for extra high interrupting circuit breaker. is replaced by the letter I for current-limiting circuit breakers. L KL/KHL 70- mperes KIL3 K rame, Thermal-Magnetic ( Vac) ontinuous urrent Magnetic Low 2-Pole, Vac, Vdc Pole, Vac, Vdc Standard Interrupting KL2070 KL2080 KL2090 KL2100 KL2110 KL2 KL2 KL2 KL2 KL2 KL2 KL3070 KL3080 KL3090 KL3100 KL3110 KL3 KL3 KL3 KL3 KL3 KL3 $ 228. $ Interrupting KHL2070 KHL2080 KHL2090 KHL2100 KHL2110 KHL2 KHL2 KHL2 KHL2 KHL2 KHL2 $ urrent Limiting KIL2110 KIL2 KIL2 KIL2 $ q UL magnetic trip setting tolerances are ±25% (low) and ±20% (high) from nominal values shown. KHL3070 KHL3080 KHL3090 KHL3100 KHL3110 KHL3 KHL3 KHL3 KHL3 KHL3 KHL3 K rame, Thermal-Magnetic (480 Vac) ontinuous urrent 2-Pole, 480 Vac Pole, 480 Vac 110 $ KIL2 KIL2 KIL2 KIL3110 KIL3 KIL3 KIL3 KIL3 KIL3 KIL3 Magnetic xtra Interrupting Low KL24110 KL24 KL24 KL24 KL24 KL24 KL24 KL34110 KL34 KL34 KL34 KL34 KL34 KL34 $ $ 57. LK 1-#4 W- kcmil LKI 1-#1/0 W- kcmil LK 1-#4 W- kcmil LKI 1-#1/0 W- kcmil LK 1-#4 W- kcmil LKI 1-#1/0 W- kcmil LK 1-#4 W- kcmil LKI 1-#1/0 W- kcmil IRUIT RKRS ccessories...pages Optional Lugs...Pages -40, -41 imensions...page -45, -4 nclosures...pages Interrupting s (k) KL KHL KL KIL 240 V V V I-LIN is a Registered Trademark of Square ompany or related companies. 2 iscount Schedule Square ll Rights Reserved -23

5 Thermal-Magnetic Molded ase,, mpere rame lass 0, 5, 735, 830 IRUIT RKRS LL/LHL - mperes Interrupting s (k) ML/MHL - mperes LIL3 Q4L LL LHL LL LIL ML MHL 240 V V V Q4 rame, Thermal-Magnetic (240 Vac) ontinuous urrent 2-Pole, 240 Vac 3-Pole, 240 Vac Magnetic Standard Interrupting Low Q4L Q4L2 Q4L2 Q4L2 Q4L3 Q4L3 Q4L3 Q4L3 L rame, Thermal-Magnetic ( Vac) ontinuous urrent Low 2-Pole, Vac, Vdc 25 Magnetic 3-Pole, Vac, Vdc 25 $ $ LL 1-#1 W- kcmil or 2-#1 W- kcmil LL 1-#1 W- kcmil or 2-#1 W- kcmil Standard Interrupting Interrupting LL2 LL2 LL2 LL2 LL2 LL2 LL2 LL2 LL2 LL3 LL3 LL3 LL3 LL3 LL3 LL3 LL3 LL3 $ $ L rame, Thermal-Magnetic ( Vac) ontinuous urrent 2-Pole, Vac 3-Pole, Vac Magnetic Low 5 5 LHL2 LHL2 LHL2 LHL2 LHL2 LHL2 LHL2 LHL2 LHL2 LHL3 LHL3 LHL3 LHL3 LHL3 LHL3 LHL3 LHL3 LHL3 $ $ LL 1-#1 W- kcmil or 2-#1 W- kcmil LL 1-#1 W- kcmil or 2-#1 W- kcmil xtra Interruptingc urrent Limiting LL2 LL2 LL2 LL2 LL2 LL2 LL3 LL3 LL3 LL3 LL3 LL3 $ $ LIL2 LIL2 LIL2 LIL2 LIL2 LIL2 LIL3 LIL3 LIL3 LIL3 LIL3 LIL3 $ LLI #4/0 W- kcmil $ LLI5 2-#4/0 W- kcmil M rame, Thermal-Magnetic ( Vac) ont. Magnetic urrent Low 2-Pole, Vac, Vdc Standard Interrupting Interrupting ML2 ML2 ML2 ML2 ML2 ML2 ML2 ML2 ML2 ML2 $ MHL2 MHL2 MHL2 MHL2 MHL2 MHL2 MHL2 MHL2 MHL2 MHL2 $ LM 3-#3/0 W- kcmil ML MHL LMt 4-#1/0 W- kcmil q UL magnetic trip setting tolerances are ±25% (low) and ±20% (high) from nominal values shown. c Use only in tested and listed enclosures. t The LM lug is the only lug available for the 1 mpere M and MH circuit breaker. M rame, Thermal-Magnetic ( Vac) (ontinued) ont. Magnetic urrent Standard Interrupting Interrupting Low 3-Pole, Vac, Vdc ML3 ML3 ML3 $ MHL3 MHL3 MHL3 $ ML3 4. MHL3 4. ML3 4. MHL3 4. LM 0 ML3 4. MHL #3/0 W- 0 ML MHL kcmil 0 0 ML3 ML3 ML MHL3 MHL3 MHL ML MHL LMt 4-#1/0 W- kcmil ccessories... Pages Optional Lugs... Pages -40, -41 imensions...page -45, -4 nclosures... Pages ing System... Page Square ll Rights Reserved 2 iscount Schedule

6 imensions lass igure 4 igure 1 igure 2 igure 3 QO, QO igure igure 10 igure 5 igure 7 igure 8 QOU, QYU Low mpere igure 11 igure 12 igure 13 igure 14 igure 15 igure 1 QO-I QO-PL QO-P igure 9 QO-PLPS QOU mpere 0 QO, QOU, H ircuit reakers ircuit reaker Prefix QO, QO QO-VH QO-VH 110- QO-PL QO-I QO-P QOU QYU Low mpere QOU mpere MULTI 9 0N MULTI 9 N100 QO-PLPS Power Supply H, H Poles ig. u is 4.00 in. q is 3.12 in; pole and pole are 3.50 in. c QO-PL is 4.55 in. a pole and 80-2-pole are 4.45 in. k in. j pole and 80-2-pole are.78 in. t is.78 in. Q2, Q4,, I, K, KI, L, M, M and MX ircuit reakers ircuit reaker Prefix Q2L, Q2L-H L, HL,Lp Poles a imensions 1.59 in at ON end and 0.3 in at O end. p L 2-pole circuit breaker dimension is 4.50 as in ig. 2. imensions - Inches q q q c c c a j a j k t u u ig. imensions - Inches H a a p IL, KL, KHL, KL, KIL 2 & Q4L, LL, LHL 2 & ML, MHL 2 & MXL, ML 2 & IRUIT RKRS igure 17 igure 18 igure 19 igure 20 N100 HH /L /L igure 21 igure 22 igure 23 H, H igure 24 igure 25 igure 2 QO is a Registered Trademark of Square ompany or related companies. MULTI 9 is a Trademark of Schneider lectric. Square ll Rights Reserved -45