Miniature Circuit Breakers Type GMB63 l Protection of circuits against short circuit and overload conditions l UL489 branch circuit protection l 1, 2, 3 pole arrangements l 22 amperage sizes up to 63Amps l Icn of 10kA l Bimetallic element for small overloads l Magnetic element for short circuit protection l 240VAC and 480 Y / 277VAC versions l Lug or screw terminals l Line of accessories Product Description Ordering Key GMB63 H 1P C 20 R Competitive line of UL 489 protection is required. GMB Miniature Circuit miniature circuit breakers for circuit breakers are available Voltage 240VAC and 480Y/277VAC in 1, 2 and 3 pole configura- Number of Poles application where supple- tions, with amperage rating Tripping Characteristics mentary or branch circuit up to 63A. Overload Range Terminal Type Selection Guide (Refer to page 2 for list of valid part numbers) Number of Tripping Overload Terminal MCB Voltage Poles Characteristics Range Type GMB63 Family Blank- 240V 1P - 1 pole B - B curve 0.5A, 1A, 1.6A, 2A Blank - lug H - 480Y/277V 2P - 2 pole C - C curve 3A, 4A, 5A, 6A, 8A (standard) 3P - 3 pole D - D curve R - ring 10A, 13A, 15A, 16A, 20A, 25A, 30A, 32A, 35A, 40A, 50A, 60A, 63A Part numbers in bold font indicate stock item Specifications are subject to change without notice Feb 27, 2018 1GMB63 Selection Guide 240VAC 60/125VDC 10kA, B Curve Lug Terminal Ring Terminal Amperage 1 Pole 2 Pole 3 Pole 1 Pole 2 Pole 3 Pole 0.5 GMB631PB0.5 GMB632PB0.5 GMB633PB0.5 GMB631PB0.5R GMB632PB0.5R GMB633PB0.5R 1 GMB631PB1 GMB632PB1 GMB633PB1 GMB631PB1R GMB632PB1R GMB633PB1R 1.6 GMB631PB1.6 GMB632PB1.6 GMB633PB1.6 GMB631PB1.6R GMB632PB1.6R GMB633PB1.6R 2 GMB631PB2 GMB632PB2 GMB633PB2 GMB631PB2R GMB632PB2R GMB633PB2R 3 GMB631PB3 GMB632PB3 GMB633PB3 GMB631PB3R GMB632PB3R GMB633PB3R 4 GMB631PB4 GMB632PB4 GMB633PB4 GMB631PB4R GMB632PB4R GMB633PB4R 5 GMB631PB5 GMB632PB5 GMB633PB5 GMB631PB5R GMB632PB5R GMB633PB5R 6 GMB631PB6 GMB632PB6 GMB633PB6 GMB631PB6R GMB632PB6R GMB633PB6R 8 GMB631PB8 GMB632PB8 GMB633PB8 GMB631PB8R GMB632PB8R GMB633PB8R 10 GMB631PB10 GMB632PB10 GMB633PB10 GMB631PB10R GMB632PB10R GMB633PB10R 13 GMB631PB13 GMB632PB13 GMB633PB13 GMB631PB13R GMB632PB13R GMB633PB13R 15 GMB631PB15 GMB632PB15 GMB633PB15 GMB631PB15R GMB632PB15R GMB633PB15R 16 GMB631PB16 GMB632PB16 GMB633PB16 GMB631PB16R GMB632PB16R GMB633PB16R 20 GMB631PB20 GMB632PB20 GMB633PB20 GMB631PB20R GMB632PB20R GMB633PB20R 25 GMB631PB25 GMB632PB25 GMB633PB25 GMB631PB25R GMB632PB25R GMB633PB25R 30 GMB631PB30 GMB632PB30 GMB633PB30 GMB631PB30R GMB632PB30R GMB633PB30R 32 GMB631PB32 GMB632PB32 GMB633PB32 GMB631PB32R GMB632PB32R GMB633PB32R 35 GMB631PB35 GMB632PB35 GMB633PB35 GMB631PB35R GMB632PB35R GMB633PB35R 40 GMB631PB40 GMB632PB40 GMB633PB40 GMB631PB40R GMB632PB40R GMB633PB40R 50 GMB631PB50 GMB632PB50 GMB633PB50 - - - 60 GMB631PB60 GMB632PB60 GMB633PB60 - - - 63 GMB631PB63 GMB632PB63 GMB633PB63 - - - 480Y/277VAB 10kA, B Curve Lug Terminal Ring Terminal Amperage 1 Pole 2 Pole 3 Pole 1 Pole 2 Pole 3 Pole 0.5 GMB63H1PB0.5 GMB63H2PB0.5 GMB63H3PB0.5 GMB63H1PB0.5R GMB63H2PB0.5R GMB63H3PB0.5R 1 GMB63H1PB1 GMB63H2PB1 GMB63H3PB1 GMB63H1PB1R GMB63H2PB1R GMB63H3PB1R 1.6 GMB63H1PB1.6 GMB63H2PB1.6 GMB63H3PB1.6 GMB63H1PB1.6R GMB63H2PB1.6R GMB63H3PB1.6R 2 GMB63H1PB2 GMB63H2PB2 GMB63H3PB2 GMB63H1PB2R GMB63H2PB2R GMB63H3PB2R 3 GMB63H1PB3 GMB63H2PB3 GMB63H3PB3 GMB63H1PB3R GMB63H2PB3R GMB63H3PB3R 4 GMB63H1PB4 GMB63H2PB4 GMB63H3PB4 GMB63H1PB4R GMB63H2PB4R GMB63H3PB4R 5 GMB63H1PB5 GMB63H2PB5 GMB63H3PB5 GMB63H1PB5R GMB63H2PB5R GMB63H3PB5R 6 GMB63H1PB6 GMB63H2PB6 GMB63H3PB6 GMB63H1PB6R GMB63H2PB6R GMB63H3PB6R 8 GMB63H1PB8 GMB63H2PB8 GMB63H3PB8 GMB63H1PB8R GMB63H2PB8R GMB63H3PB8R 10 GMB63H1PB10 GMB63H2PB10 GMB63H3PB10 GMB63H1PB10R GMB63H2PB10R GMB63H3PB10R 13 GMB63H1PB13 GMB63H2PB13 GMB63H3PB13 GMB63H1PB13R GMB63H2PB13R GMB63H3PB13R 15 GMB63H1PB15 GMB63H2PB15 GMB63H3PB15 GMB63H1PB15R GMB63H2PB15R GMB63H3PB15R 16 GMB63H1PB16 GMB63H2PB16 GMB63H3PB16 GMB63H1PB16R GMB63H2PB16R GMB63H3PB16R 20 GMB63H1PB20 GMB63H2PB20 GMB63H3PB20 GMB63H1PB20R GMB63H2PB20R GMB63H3PB20R 25 GMB63H1PB25 GMB63H2PB25 GMB63H3PB25 GMB63H1PB25R GMB63H2PB25R GMB63H3PB25R 30 GMB63H1PB30 GMB63H2PB30 GMB63H3PB30 GMB63H1PB30R GMB63H2PB30R GMB63H3PB30R 32 GMB63H1PB32 GMB63H2PB32 GMB63H3PB32 GMB63H1PB32R GMB63H2PB32R GMB63H3PB32R Part numbers in bold font indicate stock code A items. All other part numbers are stock code D. Specifications are subject to change without notice Feb 27, 2018 2