A070UD31KI500 Y300033 690 V 700 V 500 A 37000 A2s 215000 A2s 200 kA 72 W 3 0 40 kg
A070UD31KI550 Z300034 690 V 700 V 550 A 52000 A2s 310000 A2s 200 kA 75 W 3 0 40 kg
A070UD31KI630 A300035 690 V 700 V 630 A 75000 A2s 430000 A2s 200 kA 85 W 3 0 40 kg
A070UD31KI700 B300036 690 V 700 V 700 A 95000 A2s 540000 A2s 200 kA 95 W 3 0 40 kg
A070UD31KI800 A301070 690 V 700 V 800 A 140000 A2s 880000 A2s 200 kA 120 W 3 0 40 kg
 
PC31UD69V800D1A
A070UD31KI250
HIGH SPEED FUSES FOR SEMICONDUCTOR PROTECTION
EP MERSEN COM 309
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HIGH SPEED
FUSES
Protistor® size 31 aR
690V  / 700VAC (UL)
SQUARE BODY HIGH-SPEED FUSE-LINKS AC PROTECTION
Size 31 type LI long slotted blades
 
 
 
 
 
voltage
 
 
voltage
AC (UL)
 
current
In
Pre-arcing I2t
Clearing I2t
at  
Voltage
 
breaking
capacity
AC
Power
dissipation
 
 
A070UD31LI200 V300697 690 V 700 V 200 A 2600 A2s 15000 A2s 200 kA 45 W 3 0 42 kg
A070UD31LI250 W300698 690 V 700 V 250 A 4700 A2s 28000 A2s 200 kA 52 W 3 0 42 kg
A070UD31LI315 X300699 690 V 700 V 315 A 7500 A2s 44000 A2s 200 kA 65 W 3 0 42 kg
A070UD31LI350 Y300700 690 V 700 V 350 A 10300 A2s 61000 A2s 200 kA 67 W 3 0 42 kg
A070UD31LI400 Z300701 690 V 700 V 400 A 19000 A2s 110000 A2s 200 kA 68 W 3 0 42 kg
A070UD31LI450 A300702 690 V 700 V 450 A 26500 A2s 155000 A2s 200 kA 70 W 3 0 42 kg
A070UD31LI500 B300703 690 V 700 V 500 A 37000 A2s 215000 A2s 200 kA 72 W 3 0 42 kg
A070UD31LI550 C300704 690 V 700 V 550 A 52000 A2s 310000 A2s 200 kA 75 W 3 0 42 kg
A070UD31LI630 D300705 690 V 700 V 630 A 75000 A2s 430000 A2s 200 kA 85 W 3 0 42 kg
A070UD31LI700 E300706 690 V 700 V 700 A 95000 A2s 540000 A2s 200 kA 95 W 3 0 42 kg
A070UD31LI800 F300707 690 V 700 V 800 A 140000 A2s 880000 A2s 200 kA 120 W 3 0 42 kg
A070UD31LI800
Size 31 for type EF blade bolted connections