Thermal-Magnetic / Magnetic Only Molded ase ircuit reakers Introduction Table 8: reakdown of Typical atalog Number L 6 0 V reaker amily Y - mpere rame - 0 mpere rame K - 0 mpere rame L - mpere rame M 00 mpere rame N - 0 mpere rame NOT: is replaced by letter H for High Interrupting is replaced by letter for xtra High Interrupting is replaced by letter I for urrent Limiting. (, K. L circuit breakers only) escription NO LTTR - (I-Line ) Plug-on reaker - (I-Line) olt-on reaker ( ampere frame maximum) - Terminal Pads Only (No Lugs) L - Lugs on oth nds (Merchandised - Universal reaker) P - Lugs O nd Only R - Plug-on reaker (I-Line Type O with Plug-on Line and Load connectors) - -Pole - -Pole - -Pole Voltage - 4-4 6 - mpere 0 0 - mpere 0 0-0 0 mpere 00 0-00 0 mpere 000 or 0000 - Molded ase Switch 000X or 000XX - Molded ase Switch Suffix The suffix indicates a special feature of the circuit breaker.,, - indicated I-Line Phase onnections V - Indicates Visi-lade M - Indicates utomatic Molded ase Switch XXM - Indicated Instantaneous Trip Only (Mag-ard ) (i.e., M is 0-0 ampere adjustable trip range) XXT - Indicates adjustable magnetic trip with responsive thermal (mining breakers) - Indicates round ault Shunt Trip accessory XXXX - I.e., Indicates a factory installed accessory 4 04 Schneider lectric ll Rights Reserved /04
Thermal-Magnetic / Magnetic Only Molded ase ircuit reakers 0 mpere rame 0 MPR RM This section provides specific information on Square 0 ampere frame thermal-magnetic molded case circuit breakers. or more information, see the Introduction in this catalog. escription Table : escription of 0 mpere rame ircuit reakers ircuit reaker H, H, HJ, HL /H I Y escription ampere,, / Hz 0 Vdc, -, -pole. -0 ampere,, / Hz, 0 Vdc, -, - and -pole. -0 ampere, 4, / Hz, - and -pole -0 ampere, / Hz, - and -pole - ampere, 77, / Hz, -pole pplications I current limiting circuit breakers are used for electrical systems where high fault currents can occur. /H,, and I circuit breakers are used in industrial enclosures, panelboards, switchboards, busway plug-in units, combination starters, or motor control centers. Y thermal-magnetic circuit breakers are used in I-Line panelboards and switchboards. Table 4:. 0 mpere rame Interrupting s atalog Number of ont. mpere UL Listed Interrupting (k) Volts - RMS Symmetrical mperes Volts ederal Specs. W--7/N I 947- Icu/Ics (k) Voltage Unit Mount I-Line 4Y/ 77 4 0 0 4/ L L 4 L Y 4 4 a, b /. 4 HL H, 0 0 0 0 0 0 0 0 0 0 4 4 NOT: or I 947- rated S-line ratings, not UL listed, see Supplemental igest. a b, b b, b a, a, a b b HL- K L, 0 0 0 a /. IL I, 0 0 0 0 0 0 6a 6/. Separate UL rating available for and 4 grounded single phase systems. reakers must be ordered with 86 suffix. UL Listed 0 Vdc rating for use on ungrounded systems. Must be connected poles in series. onsult your local Square sales office for additional information -888-Square. a a a a a /. /. /. /. 9 /04 04 Schneider lectric ll Rights Reserved
Thermal-Magnetic / Magnetic Only Molded ase ircuit reakers 0 mpere rame Table 6: 0 mpere rame Unit Mount ircuit reakers (continued) 0 0 L/HL/L Three-pole 0 mpere IL Two- and Three-pole 0 mpere mpere L Standard Interrupting Hold Trip /0 Vdc /0 Vdc L L L L L L L L L L L L 4 L4 L4 L L L L L L L L L L 0 L L HL High Interrupting Hold Trip 77 / Vdc /0 Vdc /0 Vdc HL HL HL HL HL HL HL HL HL HL HL HL HL HL HL HL HL HL 4 HL4 HL4 HL4 HL HL HL HL HL HL HL HL HL HL HL HL HL HL HL 0 HL HL HL L xtra High Interrupting Hold Trip 4 4 L L L L L L L L 4 0 0 0 0 0 0 8 8 8 8 4 4 4 0 0 L L L4 L L L L L L L L L4 L L L L L L IL I-Limiter urrent Limiting Hold Trip Magnetic Trip Settings mperes One Pole atalog Two Pole atalog IL IL Three Pole atalog IL IL Standard Lug Kit Wire Range L #4-#4 u or #-#4 I L0 #4-#/0 u or #-#/o I L #4 #4 u or # #4 I L0 #4 #/0 u or # #/0 I U #4 # u L04 #4 # u or # # I L -#4 #4 u or -# #4 I ontinued on next page /04 04 Schneider lectric ll Rights Reserved
Selection Information Molded ase ircuit reakers lass 0,, 0 0 rame 0 -rame IRUIT RKRS ircuit reaker Type ( V) H Hb H I Y Number of,,,,, urrent Range 0 0 0 0 0 0 Interrupting s UL/S/NOM (k RMS) (/ Hz) s I (k RMS) Icu/lcsd Special s k k 0 4 4Y/77 0 4 4 0 Y/47 4 0 4 0 0 Vdcl c c c c 0 Vdcal /9 /9 4 /. /. /. /. /. /. 6/. ed. Specs W--7/N X X X X X X X HR (P, P) X X onnections/terminations Unit Mount X X X X X X X I-Line X X X X X X X X Rear onnection X X X rawout Optional Lugs X X X X X X X ccessories and Modifications Shunt Trip Xfe Xf Xf Xf Undervoltage Trip Xfe Xf Xf Xf uxiliary Switches Xfe Xf Xf Xf larm Switch Xfe X f Xf Xf Xf Xf Xf Motor Operator X X X Handle Operators X X X X X Mechanical Interlocks (P) X X Handle Padlock ttachment X X X X X X X X ylinder Lock (Pf) X X Optional Protectiong X X X Trip System Type Thermal-magnetic X X X X X X X X Instantaneous-only (MP) X X Molded ase Switch (utomatic) X lectronic nclosures (Pages -6-8) eneral Purpose (NM ) X X X X X X X Raintight (NM R) X X X X X X X ust-tight (NM ) X X X X X X X Watertight (NM 4, 4X, ) X X X X X X X xplosion Proof (NM 7, 9) X X X X X X imensions (P Unit Mount) in. (mm) Height 6 () 6 () 8 () Width 4. (4) 4. (4) 4. (4) epth 4. () 4. () 4.7 () Pages (Unit Mount)/(I-Line) -9 / Section -9 / Section -6/Section Note: ll circuit breakers on this chart are UL Listed and S ertified unless otherwise noted. f actory-installed option only. a Ungrounded UPS systems only. See page -. g Requires factory-installed Shunt trip and P module. b k @ h Not available in H and H P rating (P module). c Ø Vdc rating only. i P in a P module. d ual S/UL and I ratings and markings on circuit breakers. j P only. e Not available on P ( V). k P is. l Not available with electronic trip units -8 06/
imensions and Shipping Weights Miniature and Molded ase ircuit reakers IRUIT RKRS igure igure 6 igure 4 igure igure 7 igure igure 8 igure, QYU Low mpere QO, QO QO-I, QO-PL QO-P QO,, Multi 9 ircuit reakers ircuit reaker atalogue QO, QO QO-VH QO-VH QO-PL QO-I QO-P Low mpere High mpere Multi 9 a b c d e f ig. imensionsinches 0.7.00a..9.... 0.9..00a..9.....4..00a..9.....09.0.7. 4..78....8 4..7. 4..78... 4. 4 0.7 4.b..9.... 0.9. 4.b..9.....4. 4.b..9.....09 6 0.7 4.0c.8.98..00p 0.6 7. 4.0c.8.98..00p.7 8. 4.0d.8.98..00f. 9 0.7 4.4.7.96. 6.78.... 4.4.7.96. 6.78.... 4.4.7.96. 6.78... 0.7.9.7.76.77 4.4.9.7.76.77..9.7.76.77 4 6.84.9.7.76.77 is. in; 0 -pole and 0 -pole are. in. QO-PL is 4. in. 0 -pole and -pole are 4.4 in. 0 4.4 in. 0 -pole and -pole are 6.78 in. 0 is 6.78 in. igure 9 igure igure igure igure igure 4 igure igure igure igure 6 High mpere Q, Q, Q, QJ, Q4,, I, KI, L, LH ircuit reakers ircuit reaker atalogue ig. imensionsinches H Q, Q, 6.47.00.0.9 g 4....... Q, QJ 6.47 4..0.9 g 4.. 0.7 6.00..6 4. 0.44..... L, HL 6.00.00.6 4. 0.44....... 6.00 4..6 4. 0.44.. 0.7 IL, KIL & 8.00 4..66 4.7 0.44 7.. 0.7 Q4L, LL, LHL &.00 6.00 4.06.84 0.88 9..00.00 g imensions are.9 in at ON end and 0.6 in at O end. Shipping Weightsh rame Size pprox. Shipping Weight (Lbs.) rame Size pprox. Shipping Weight (Lbs.) igure 7 igure igure 9 igure L, HL P KIL 9 L, HL P LL, LHL L, HL P LIL LXIL IL 8 Q4L Q, Q, Q, QJ 4 h ll weights are for P circuit breakers unless otherwise noted. igure igure /L igure HH /L igure 4-4 06/