Series G Molded Case Circuit Breakers Amperes Technical Data and Specifications. NG-Frame. Product Description

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1 September 2007 NG-Frame 400 s NG-Frame Technical Data and Specifications Table -60. UL 489/IEC Interrupting Capacity s Circuit Breaker Type Interrupting Capacity (ka Symmetrical s) Volts ac (50/60 Hz) I cu I cs I cu I cs I cu I cs NGS 2, 3, NGH 2, 3, NGC 2, 3, NGU amperes is not a UL or CSA listed rating. amperes is the maximum UL and CSA rating for NG. Contact Eaton for additional details and availability. -37 Typical NG-Frame Circuit Breaker Product Description All Cutler-Hammer NG-Frame Circuit Breakers by Eaton Corporation are suitable for reverse feed use. All NG-Frame circuit breakers are HACR rated.

2 s NG-Frame September 2007 NG-Frame Digitrip Specifications Table -61. Specifications Trip Unit Type Digitrip RMS 310 Digitrip OPTIM Digitrip OPTIM 1050 rms Sensing Yes Yes Yes Breaker Type Frame N N N Range 400 A A 400 A A 400 A A Interrupting at 480 Volts 50, 65, 100 (ka) 50, 65, 100 (ka) 50, 65, 100 (ka) Protection Ordering Options LS, LSG LSI, LSIG LSI, LSIG, LSI(A) LSI(A), LISG Fixed Rated Plug (I n ) Yes Yes Yes Yes Overtemperature Trip Yes Yes Yes Yes Long Delay Protection (L) Plug (I n ) Yes Yes No No Long Delay Pickup (I n ) (I n ) x (I n ) x (I n ) Long Delay Time I 2 t Seconds Seconds 2 24 Seconds 2 24 Seconds Long Delay Time I 4 t No No 1 5 Seconds 1 5 Seconds Long Delay Thermal Memory Yes Yes Yes Yes High Load Alarm No No No x I r Short Delay Protection (S) Short Delay Pickup 200 % x (I n ) 200 % x (I n ) 150 % x (I r ) 150 % x (I r ) Short Delay Time I 2 t 100 ms No 100 ms 100 ms Short Delay Time Flat No Inst 300 ms 100 ms 100 ms Short Delay Time Zone Selective Interlocking No No Yes Yes Instantaneous Protection (I) Instantaneous Pickup No 200 % x (I n ) 200 % x (I n ) 200 % x (I n ) Discriminator No No Yes Yes Instantaneous Override Yes Yes Yes Yes Ground Fault Protection (G) Ground Fault Alarm No No % x (I s ) % x (I s ) 1 5 x Ig (160 A) 1 5 x Ig (160 A) % x (I s ) % x (I s ) I 2 t No No 100 ms 100 ms Flat Inst ms Inst ms 100 ms 100 ms Ground Fault Zone Selective Interlocking No No Yes Yes Ground Fault Thermal Memory Yes Yes Yes Yes System Diagnostics Status LEDs Yes Yes Yes Yes Cause of Trip LEDs No No Yes Yes Magnitude of Trip Information No No Yes Yes Remote Signal Contact Ground Alarm Yes Yes Yes Yes Local Auxiliary and Bell Alarm Contact Optional Optional Optional Included System Monitoring Digital Display No No Yes Yes Current No No Yes Yes Power and Energy No No No Yes Power Quality Harmonics No No No Yes Power Factor No No No Yes Communications Cutler-Hammer PowerNet No No No Yes Testing Testing Method Test Set OPTIMizer, BIM, Cutler-Hammer PowerNet Adjust by rating plug. Zone interlock kit. With separate ground fault alarm unit (GFAU). By OPTIMizer/BIM. Eaton s Cutler-Hammer PowerNet kit. OPTIMizer, BIM, Cutler-Hammer PowerNet Legend: BIM = Breaker Interface Module (A) = GF Alarm I s = Sensor I n = Plug I r = Long Delay Pickup Setting

3 September s NG-Frame -39 Dimensions/Weights Table -62. Dimensions in Inches (mm) Width Height Depth 2, (209.6) (282.6) (406.4) (406.4) 5.50 (139.7) 5.50 (139.7) Table -63. Approximate Shipping Weight in Lbs. (kg) Breaker Type Product Selection Complete Breaker NGS, NGH, NGC, NGU 37 (16.8) 45 (20.4) 58 (26.3) This information is presented only as an aid to understanding s. It is not to be used to build s for circuit breakers or trip units. Table -64. Circuit Breaker/Frame ing System N G S 3 T33 W P18 Frame N S H C Standard/Application G = IEC/CE/UL/CSA Performance U K Molded Case Switch 2 = 2 Poles 3 = 3 Poles 4 = 4 Poles Trip Unit 33 = LS 32 = LSI 35 = LSG 36 = LSIG s = = 16 = 1 Suffix W = With Terminals K = Molded Case Switch Plug P08 = AF = /// P09 = 50AF = 50/// P18 = AF = ///400 P19 = AF = ///400 P35 = 1AF = 1/50// P36 = 1AF = 50///

4 s Frame Size NG, s 50 ka at 480 Vac or 415 Vac September 2007 NG-Frame, s Selection Guide and Ordering Information Table -65. Type NGS Standard Interrupting Capacity U e Max. 690 Vac, 50 ka l cu at 480 Vac or 415 Vac Circuit Breaker Frame Including Digitrip RMS 310 Electronic Trip Unit with Plugs L Long Delay Pickup (By Plug) S Short Delay Pickup with Fixed Short Delay Time (I 2 t Response) or Short Delay Time (Flat Response) I Instantaneous Pickup by Setting Short Delay Time to Instantaneous G with (Flat Response) Interchangeable Plugs (Order as Individual Component) Included with Breaker LS LSI LSG LSIG Fixed Plug Adj. Plug I ms I ms Settings 2-Pole NGS2T33WP18 NGS2T32WP18 NGS2T35WP18 NGS2T36WP Pole NGS3T33WP18 NGS3T32WP18 NGS3T35WP18 NGS3T36WP Pole NGS4T33WP18 NGS4T32WP Pole NGS2T33WP08 NGS2T32WP08 NGS2T35WP08 NGS2T36WP08 3-Pole NGS3T33WP08 NGS3T32WP08 NGS3T35WP08 NGS3T36WP08 4-Pole NGS4T33WP08 NGS4T32WP08 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST 400/// A8NEST1 400/// A8NEST1 400/// A8NEST1 // / ANEST1 // / ANEST1 // / ANEST1 Order terminals separately. Unprotected left pole neutral. Insert E for 100% neutral or EH for 60% neutral between W and P (e.g., NGS4T32EHP08). Neutral is on LH side. Non-UL listed NG 50 with 50 ampere trip unit is also available. Note: NG MCCBs have metric threading on line and load conductors. Use ND MCCBs if imperial threading is required. Table -66. Molded Case Switches U e 690 Vac 3-Pole 4-Pole MCS Only without Line and Load Terminals NGK3KSW MCS Only without Line and Load Terminals NGK4KSW MCS Only without Line and Load Terminals NGK3KSW MCS Only without Line and Load Terminals NGK4KSW 50 MCS Only without Line and Load Terminals NGK35KSW MCS Only without Line and Load Terminals NGK45KSW Molded case switch will trip above 14,000 amperes. For 2-pole applications, use outer poles of 3-pole molded case switch.

5 September s Frame Size NG, s 65 ka at 480 Vac, 70 ka at 415 Vac -41 Table -67. Type NGH High Interrupting Capacity U e Max. 690 Vac, 65 ka I cu at 480 Vac, 70 ka I cu at 415 Vac Circuit Breaker Frame Including Digitrip RMS 310 Electronic Trip Unit with Plugs L Long Delay Pickup (By Plug) S Short Delay Pickup with Fixed Short Delay Time (I 2 t Response) or Short Delay Time (Flat Response) I Instantaneous Pickup by Setting Short Delay Time to Instantaneous G with (Flat Response) Interchangeable Plugs (Order as Individual Component) LS LSI LSG LSIG Fixed Plug I ms I ms Included with Breaker Plug Settings 2-Pole NGH2T33WP18 NGH2T32WP18 NGH2T35WP18 NGH2T36WP Pole NGH3T33WP18 NGH3T32WP18 NGH3T35WP18 NGH3T36WP Pole NGH4T33WP18 NGH4T32WP Pole NGH2T33WP08 NGH2T32WP08 NGH2T35WP08 NGH2T36WP08 3-Pole NGH3T33WP08 NGH3T32WP08 NGH3T35WP08 NGH3T36WP08 4-Pole NGH4T33WP08 NGH4T32WP08 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST Order terminals separately. Unprotected left pole neutral. Insert E for 100% neutral or EH for 60% neutral between W and P (e.g., NGS4T32EHP08). Neutral is on LH side. Non-UL listed NG 50 with 50 ampere trip unit is also available. Note: NG MCCBs have metric threading on line and load conductors. Use ND MCCBs if imperial threading is required. 400/// A8NEST1 400/// A8NEST1 400/// A8NEST1 // / ANEST1 // / ANEST1 // / ANEST1

6 s Frame Size NG, s 100 ka at 480 Vac or 415 Vac September 2007 Table -68. Type NGC Very High Capacity U e Max. 690 Vac, 100 ka I cu at 480 Vac or 415 Vac Circuit Breaker Frame Including Digitrip RMS 310 Electronic Trip Unit with Plugs L Long Delay Pickup (By Plug) S Short Delay Pickup with Fixed Short Delay Time (I 2 t Response) or Short Delay Time (Flat Response) I Instantaneous Pickup by Setting Short Delay Time to Instantaneous G with (Flat Response) Interchangeable Plugs (Order as Individual Component) LS LSI LSG LSIG Fixed Plug I ms I ms Included with Breaker Plug Settings 2-Pole NGC2T33WP18 NGC2T32WP18 NGC2T35WP18 NGC2T36WP Pole NGC3T33WP18 NGC3T32WP18 NGC3T35WP18 NGC3T36WP Pole NGC4T33WP18 NGC4T32WP Pole NGC2T33WP08 NGC2T32WP08 NGC2T35WP08 NGC2T36WP08 3-Pole NGC3T33WP08 NGC3T32WP08 NGC3T35WP08 NGC3T36WP08 4-Pole NGC4T33WP08 NGC4T32WP08 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST NEST Order terminals separately. Unprotected left pole neutral. Insert E for 100% neutral or EH for 60% neutral between W and P (e.g., NGS4T32EHP08). Neutral is on LH side. Non-UL listed NG 50 with 50 ampere trip unit is also available. Note: NG MCCBs have metric threading on line and load conductors. Use ND MCCBs if imperial threading is required. 400/// A8NEST1 400/// A8NEST1 400/// A8NEST1 // / ANEST1 // / ANEST1 // / ANEST1

7 September s Frame Size NG, s 150 ka at 480 Vac or 415 Vac -43 Table -69. Type NGU Ultra High Capacity U e Max. 690 Vac, 150 ka I cu at 480 Vac or 415 Vac Circuit Breaker Frame Including Digitrip RMS 310 Electronic Trip Unit with Plugs L Long Delay Pickup (By Plug) S Short Delay Pickup with Fixed Short Delay Time (I 2 t Response) or Short Delay Time (Flat Response) I Instantaneous Pickup by Setting Short Delay Time to Instantaneous G with (Flat Response) Interchangeable Plugs (Order as Individual Component) LS LSI LSG LSIG Fixed Plug I ms I ms 3-Pole NGU3T33WP18 NGU3T32WP18 NGU3T35WP18 NGU3T36WP Pole NGU4T33WP18 NGU4T32WP Order terminals separately. Unprotected left pole neutral. Insert E for 100% neutral or EH for 60% neutral between W and P (e.g., NGS4T32EHP08). Neutral is on LH side. Non-UL listed NG 50 with 50 ampere trip unit is also available. Note: NG MCCBs have metric threading on line and load conductors. Use ND MCCBs if imperial threading is required. 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST 8NEST Included with Breaker Plug Setting 400/// A8NEST1 400/// A8NEST1

8 s Frame Size NG, 1 s 50 ka at 415 Vac September 2007 Table -70. Type NGS Standard Interrupting Capacity U e Max. 690 Vac, 50 ka I cu at 415 Vac Circuit Breaker Frame Including Digitrip RMS 310 Electronic Trip Unit and Plugs L Long Delay Pickup (By Plug) S Short Delay Pickup with Fixed Short Delay Time (I 2 t Response) or Short Delay Time (Flat Response) I Instantaneous Pickup by Setting Short Delay Time to Instantaneous G with (Flat Response) LS LSI LSG I ms LSIG I ms Plug 1 3-Pole 4-Pole Line and Load Terminals NGS316T33WP35 NGS416T33WP35 N-Frame circuit breakers do not include terminals as standard. When copper or Cu/Al terminals are required, order by catalog number. Table -71. Line and Load Terminals Single terminals individually packed. Not suitable with 1 ampere frame version. Base Mounting Hardware Base mounting hardware is included with a circuit breaker or molded case switch. Table -72. Base Mounting Hardware Metric hardware included with breaker. NGS316T32WP35 NGS416T32WP35 Keeper Nut Not required on NG-Frame. Terminals are threaded. Handle Extension NGS316T35WP35 Included with breaker. Additional handle extensions are available. Table -73. Handle Extension Interphase Barriers The interphase barriers provide additional electrical clearance between circuit breaker poles for special termination applications. Barriers are high dielectric insulating plates that are installed in the molded slots between the terminals. (Field installation only.) Table -74. Interphase Barriers Description Interphase Barriers NGS316T36WP35 No UL or CSA label is available for the 1 ampere frame size. Unprotected left pole neutral. Insert 1 for 100% protected neutral or 6 for 60% protected neutral before WP suffix (e.g., NGS416T336WP35). Note: NG 1 MCCB uses metric threading on line and load conductors. The NG 1 is not UL or CSA listed. Breaker s Terminal Body Material Wire Type Metric Wire Range mm 2 AWG Wire of Conductors Optional Copper and Cu/Al Pressure Type Terminals 50 Copper Copper /0 400 (4) TNB3M 3- and 4-pole 3- and 4-pole Description Imperial Hardware: x 1.25 Pan-Head Steel Screws and Lock Washers Metric Hardware: M8 Pan-Head Steel Screws and Lock Washers BMH5 BMH5M Description Single Handle Extension HEX5 IPB5 / / 50/ 1