Molded Case Circuit Breakers for the OEM Market NGG/NGB 125A MCCB Molded Case Circuit Breakers for the OEM Market

NGG 125A MCCB Molded Case Circuit Breakers for the Global OEM Market 1-, 2- and 3-pole versions 65kA @ 240 Vac 25 kA @ 480 Vac 14 kA @ 600Y/347 Vac 14 kA @ 125/250 Vdc Full line of accessories

NGB 125A MCCB Molded Case Circuit Breakers for the Global OEM Market 1-, 2- and 3-pole versions 100kA @ 240 Vac 25 kA @ 480Y/277 Vac 14 kA @ 600Y/347 Vac 14 kA @ 125/250 Vdc Fits P1-P5 Panelboards

NGG 125A MCCB Compared to previous SIEMENS lines: Smaller than Sentron E-Frame Only 5.4”H, 3”W, 2.8”D Higher interrupting ratings than CQD 65 KAIC @ 240 Vac 25 KAIC @ 480 Vac High Performance/Current Limitation Enhances product offering for the most popular current ratings Accepts ring terminals DIN Rail mounting Global ratings: UL489 CSA 22.1 NOM (pending) IEC 60947-2 (pending)

Where does the NGG 125 fit in the Siemens product range? EG 125 ED DG 15-125 30-150 N 25 35 H - 65 42 L 100 C 200 Yes No Internally Mounted Accessories Frame Amp Range (A) AIC @ 480 Vac (kA) Global Ratings CQD 15-100 14 (up to 30A) Future MCCB product offering - completion 2004

Interrupting Capacity Ratings UL 489 / IEC 60947-2 Interrupting Capacity Ratings E125 15 - 125 A UL/CSA/IEC 1,2,3,4-pole Four interrupting ratings

Accessories NGG 125 Complete line of internal & external accessories Interphase barriers Endcap kit Terminal cover & shields Din rail adapter IEC earth leakage Pad lock device Handle mech. close couple, flex shaft, vari-depth Shunt Trip Bell Alarm Aux. Switch Combo Bell / Aux.

Common Accessories CQD, NGG & NGB Tripping & Signaling Accessories Shunt Trip Bell Alarm Aux. Switch Combo Bell / Aux. Advantages Less inventory Easy breaker upgrade Field installable Internal accessories Field installable - remove secondary - does not void UL Breaker trip when secondary cover removed Will not reset w/o secondary cover installed No internal breaker components exposed Wide range of voltage ratings Common w/ J250 - inventory savings Trip accessory - left pole Indication - breaker status - right pole NGG125 Breaker & Accessory

Common Accessories CQD, NGG & NGB Handle Mechanisms Through the door Door mount Features Door interlock & padlock provision standard NEMA 1 & 12 for both configurations NEMA 3R & 4X for door mount handle operator (CQDOP34 – uses Sentron handles)

Space Savings Over Sentron ED 0.98” Height Difference ED NGG Size comparison with existing frames 15% Decreased Panel Space

Space Savings Over Sentron ED NGG ED Size comparison with existing frames 1.05” Depth Difference 38% Decreased Volume

Customer Benefits – General OEM Space savings over Sentron ED 15% decrease in panel space 38% decrease in volume Less confusion with terminal connectors Ring terminal compatible Two options satisfy #14-2/0 wire range Sentron ED has 8 options for same wire range Global Ratings High performance / current limitation Integral DIN Rail mounting