Protistor DCProtistor fuses DC fuses DC Square-body Fuses Sizes 70- 72 - 2x72 SR 1200V DC Size 70 SRF from 20 to 215 A Dimensions 91 63 59,5 3 39 116 141 163 Weight: 680 g 38 9 13 Main Characteristics Size Current rating IN( A ) 70 20 25 32 40 50 63 80 100 125 160 200 215 Breaking Capacity Max. I2t Watts loss @ 1000 V 0.8 IN IN L/R = 15 ms L/R = 45 ms 2 2 (W) (W) (A S) (A S) 4.5 7 8.5 10 12 @ 1200 V DC 15 100 kA 18.5 L/R = 15 ms 21.5 28 34 35 46 10 15.5 18.5 22 26 33 37.5 44.5 54 64 65.5 89 180 180 350 580 1030 1600 3100 5800 9200 19200 45000 55000 310 310 610 1000 1800 2800 5400 10000 16000 33200 78500 95000 Designation CC CC CC CC CC CC CC CC CC CC CC CC 12 12 12 12 12 12 12 12 12 12 12 12 SRF SRF SRF SRF SRF SRF SRF SRF SRF SRF SRF SRF 70 70 70 70 70 70 70 70 70 70 70 70 QF QF QF QF QF QF QF QF QF QF QF QF 0020 0025 0032 0040 0050 0063 0080 0100 0125 0160 0200 0215 Ref. Number Catalog Number C076638 S079435 T079436 V079437 W079438 X079439 Y079440 Z079441 A079442 B079443 C079444 D079445 D70SF120V20QF D70SF120V25QF D70SF120V32QF D70SF120V40QF D70SF120V50QF D70SF120V63QF D70SF120V80QF D70SF120V100QF D70SF120V125QF D70SF120V160QF D70SF120V200QF D70SF120V215QF Microswitch: MC 3E 1-5N Ref. Number : D310020 Pack: 1 piece SCDC32 12/04 Protistor DC fuses Protistor DC fuses DC Square-body Fuses Sizes 70- 72 - 2x72 SR 1200V DC Size 70 SRF from 20 to 215 A Electrical characteristics Peak arc voltage vs. working voltage DC applications data L/R (ms) Um(V) 90 80 70 60 50 40 30 20 10 0 1 2000 1600 2 1200 800 1200 900 0 Above: Curve indicates maximum permissible value of time constant L/R as a function of DC working voltage 600 0 U (V) 300 1400 1300 1200 1100 1000 900 800 700 400 U (V) 1 : L/R = 45 ms 2 : L/R = 15 ms Above: Curves indicate for various time constants L/R the peak arc voltage,which may appear across fuse terminals, vs. DC working voltage Max. AC voltage (50/60 Hz): 900 V with breaking capacity of 100 kA 200 125 80 215 160 100 63 50 20 t (s) 32 25 40 Time vs. current characteristics 10 4 C 10 3 C' a= 130 A2=0.6 B1= 1.25 B2= 0.6 Cf3= 0.8 a= 130 A2=0.6 B1= 1.25 B2= 0.6 Cf3= 0.8 C C' 10 2 C a= 130 A2=0.6 B1= 1.25 B2= 0.6 Cf3= 0.8 C' 10 1 10 -1 10 -2 10 -3 10 -4 10 10 2 10 3 10 2 10 3 10 4 10 2 Above: Curves indicate, for each rated current, pre-arcing time vs. R.M.S. pre-arcing current. 12/04 SCDC33 10 3 10 4 I (A) Protistor DCProtistor fuses DC fuses DC Square-body Fuses Sizes 70- 72 - 2x72 SR 1200V DC Size 72 SRG from 160 to 420 A Dimensions 105 77 80.5 3 60 65 116 141 163 9 60 28 weight : 1151 g o13 Main Characteristics Size Current rating IN( A ) 72 160 200 250 315 400 420 Breaking Capacity @ 1200 V DC 100 kA L/R = 15 ms Max. I2t Watts loss @ 1000 V 0.8 IN IN L/R = 15 ms L/R = 45 ms (W) (W) (A2S) (A2S) 41 48 57 60 66 67 77.5 12000 88 21000 96 45500 110 90000 129 182000 131 220000 20000 36000 78500 154000 314000 380000 Designation CC CC CC CC CC CC 12 12 12 12 12 12 SRG SRG SRG SRG SRG SRG 72 72 72 72 72 72 QF QF QF QF QF QF Ref. Number 0160 K079428 0200 L079429 0250 M079430 0315 N079431 0400 P079432 0420 Q079433 Catalog Number D72SG120V160QF D72SG120V200QF D72SG120V250QF D72SG120V315QF D72SG120V400QF D72SG120V420QF Microswitch: MC 3E 1-5N Ref. Number: D310020 Pack: 1 piece SCDC34 12/04 Protistor DC fuses Protistor DC fuses DC Square-body Fuses Sizes 70- 72 - 2x72 SR 1200V DC Size 72 SRG from 160 to 420 A Electrical characteristics DC applications data Peak arc voltage vs. working voltage L/R (ms) Um(V) 90 80 70 60 50 40 30 20 10 0 1 2000 1600 2 1200 800 1200 900 0 Above: Curve indicates maximum permissible value of time constant L/R as a function of DC working voltag 600 0 U (V) 300 1400 1300 1200 1100 1000 900 800 700 400 1 : L/R = 45 ms 2 : L/R = 15 ms Max. AC voltage (50/60 Hz): Above: Curves indicate for various time constants L/R the peak arc voltage which may appear across the fuse terminals, vs. DC working voltage 900 V with breaking capacity of 100 kA 400 250 160 315 420 200 Time vs. current characteristics 10 4 a= 130 A2=0.6 B1= 1.25 B2= 0.6 Cf3= 0.8 C 10 3 C' a= 130 A2=0.6 B1= 1.25 B2= 0.6 Cf3= 0.8 10 2 10 1 10 -1 10 -2 10 -3 10 -4 10 2 10 3 10 4 I (A) I (A) 10 2 10 3 10 4 Above, left and right: These curves indicate, for each rated current, pre-arcing time vs. R.M.S. pre-arcing current. 12/04 U (V) SCDC35 Protistor DCProtistor fuses DC fuses DC Square-body Fuses Sizes 70- 72 - 2x72 SR 1200V DC Size 2x72 SRG from 500 to 840 A Dimensions 116 36 105 77 159.5 3 86.5 6 6 76.5 141 163 65 9 60 28 weight : 2400 g o13 Main Characteristics Size Current rating IN( A ) 500 630 2x72 800 840 Breaking Capacity Max. I2t Watts loss @ 1000 V 0.8 IN IN L/R = 15 ms L/R = 45 ms (W) (W) (A2S) (A2S) 120 @ 1200 V DC 126 139 100 kA L/R = 15 ms 142 202 230 270 275 182000 360000 728000 880000 314000 616000 1.25 106 1.53 106 Designation CC CC CC CC 12 12 12 12 SRG SRG SRG SRG 272 272 272 272 QF QF QF QF Catalog Number Ref. Number 500 P077983 630 F079447 800 G079448 840 H079449 D D D D 272 272 272 272 SG SG SG SG 120V 120V 120V 120V 500 630 800 840 QF QF QF QF Microswitch: MC 3E 1-5N Ref. Number: D310020 Pack: 1 piece SCDC36 12/04 Protistor DC fuses Protistor DC fuses DC Square-body Fuses Sizes 70- 72 - 2x72 SR 1200V DC Size 2x72 SRG from 500 to 840 A Electrical characteristics DC applications data Peak arc voltage vs. working voltage L/R (ms) Um(V) 90 80 70 60 50 40 30 20 10 0 1 2000 1600 2 1200 800 1200 900 0 Above: Curve indicates maximum permissible value of time constant L/R as a function of DC working voltag 600 0 U (V) 300 1400 1300 1200 1100 1000 900 800 700 400 1 : L/R = 45 ms 2 : L/R = 15 ms Max. AC voltage (50/60 Hz): Above: Curves indicate for various time constants L/R the peak arc voltage which may appear across the fuse terminals, vs. DC working voltage 900 V with breaking capacity of 100 kA 800 500 840 630 Time vs. current characteristics 10 4 a= 130 A2=0.6 B1= 1.25 B2= 0.6 Cf3= 0.8 10 3 a= 130 A2=0.6 B1= 1.25 B2= 0.6 Cf3= 0.8 10 2 10 1 10 -1 10 -2 10 -3 10 -4 10 2 10 3 10 4 I (A) I (A) 10 2 10 3 Above, left and right: These curves indicate, for each rated current, pre-arcing time vs. R.M.S. pre-arcing current. 12/04 U (V) SCDC37 10 4