Thermal Fuse Varistor 20S
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  • Thermal Fuse Varistor 20S

Thermal Fuse Varistor 20S

The varistor has a built-in temperature fuse, which automatically disconnects when overheating, protects the circuit, saves space, and is suitable for wave soldering With Remote Signal Contact Disconnection Temperature: 136℃ Working Temperature:-40℃~+85℃ Operating Voltage Range: 50Vac-680Vac Type:10S、15S、20S、25S、34S

Category:

Thermal Protected Varistor

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PARAMETER.pdf

Details

Parameter

 

Part No  Maximum Continuous Voltage  Varistor Voltage  Max Clamping Voltage  Withstanding Surge (8/20us)  Rated Power  Energy 10/1000us
VAC VDC V1mA Vp 1p Imax P W max
V  V  V  V  A  KA  W  J
TFMOV20S270K 17 22 27(24-31) 53 25 8 0.4 23
TFMOV20S330K 20 26 33(30-36) 65 25 8 0.4 29
TFMOV20S390K 25 31 39(35-43) 77 25 8 0.4 33.5
TFMOV20S470K 30 38 47(42-53) 93 25 8 0.4 41
TFMOV20S560K 35 45 56(50-62) 110 25 12 0.6 49
TFMOV20S680K 40 56 68(61-75) 135 25 12 0.6 59
TFMOV20S820K 50 65 82(74-90) 135 150 20 1.0 67
TFMOV20S101K 60 85 100(90-110) 165 150 20 1.0 84
TFMOV20S121K 75 100 120(108-132) 200 150 20 1.0 102
TFMOV20S151K 95 125 150(135-165) 250 150 20 1.0 127
TFMOV20S181K 115 150 180(162-198) 300 150 20 1.0 156
TFMOV20S201K 130 170 200(180-220) 340 150 20 1.0 170
TFMOV20S221K 140 180 220(198-242) 360 150 20 1.0 185
TFMOV20S241K 150 200 240(216-264) 395 150 20 1.0 200
TFMOV20S271K 175 225 270(243-297) 455 150 20 1.0 285
TFMOV20S301K 195 250 300(270-330) 500 150 20 1.0 310
TFMOV20S331K 215 275 330(297-363) 550 150 20 1.0 325
TFMOV20S361K 230 300 360(324-396) 595 150 20 1.0 340
TFMOV20S391K 250 320 390(351-429) 650 150 20 1.0 360
TFMOV20S431K 275 350 430(387-473) 710 150 20 1.0 440
TFMOV20S471K 300 385 470(423-517) 775 150 20 1.0 490
TFMOV20S511K 320 410 510(459-561) 845 150 20 1.0 530
TFMOV20S561K 350 450 560(504-616) 930 150 20 1.0 560
TFMOV20S621K 395 510 620(558-682) 1025 150 20 1.0 590
TFMOV20S681K 420 560 680(612-748) 1120 150 20 1.0 620
TFMOV20S751K 465 615 750(675-825) 1240 150 20 1.0 630
TFMOV20S781K 485 640 780(702-858) 1290 150 20 1.0 675
TFMOV20S821K 510 670 820(738-902) 1355 150 20 1.0 690
TFMOV20S911K 550 745 910(819-1001) 1500 150 20 1.0 715
TFMOV20S951K 575 765 950(855-1045) 1570 150 20 1.0 740
TFMOV20S102K 625 825 1000(900-1100) 1650 150 20 1.0 770
TFMOV20S112K 680 895 1100(990-1200) 1815 150 20 1.0 840
TFMOV20S122K 750 1000 1200(1080-1320) 1980 150 20 1.0 890

 

Application

 

 

Newenergy

 

Energy storage

 

Photovoltaic inverter

 

SPD

 

UPS power supply

 

Communication power supply and high-power power supply

 

Industrial control

 

White appliances

 

Base station power supply

 

Medical power supply

10S/15S Structure and Dimension

 

 

10S/15S Product size

 

10S Sries

Pin P3 optional,unit(mm)

Nominal Voltage (VN) < L(±1.0) < L1(±1.0) < W(±1.0) < H(±1.0) < d(-0.05,±1.0) < F1(±0.5) < F2(±0.5) < F3(±0.5) < F4(±0.5) < F5(±0.5) < F6(±0.5)
820~151 15 7 8.6 14 0.8 1.1 5.3 11.8 1.1 3.3 6.4
181~271 15 7 9.6 14 0.8 1.1 5.3 11.8 1.1 3.3 7.4
301~471 15 7 10.6 14 0.8 1.1 5.3 11.8 1.1 3.3 8.4
511~621 15 7 11.6 14 0.8 1.1 5.3 11.8 1.1 3.3 9.4
681~821 15 7 12.6 14 0.8 1.1 5.3 11.8 1.1 3.3 10.4
911~122 15 7 13.6 14 0.8 1.1 5.3 11.8 1.1 3.3 11.4

 

15S Sries

Pin P3 optional,unit(mm)

Nominal Voltage (VN)  L(±1.0)  L1(±1.0)  W(±1.0)  H(±1.0)  d(-0.05,±1.0)  F1(±0.5)  F2(±0.5)  F3(±0.5)  F4(±0.5)  F5(±0.5) < F6(±0.5)
820~151 15 7 8.6 14 0.8 1.1 5.3 11.8 1.1 3.3 6.4
181~271 15 7 9.6 14 0.8 1.1 5.3 11.8 1.1 3.3 7.4
301~471 15 7 10.6 14 0.8 1.1 5.3 11.8 1.1 3.3 8.4
511~621 15 7 11.6 14 0.8 1.1 5.3 11.8 1.1 3.3 9.4
681~821 15 7 12.6 14 0.8 1.1 5.3 11.8 1.1 3.3 10.4
911~122 15 7 13.6 14 0.8 1.1 5.3 11.8 1.1 3.3 11.4

 

20S/25S/34S Structure and Dimension

 

 

20S/25S/34S Product size

 

20S Sries

Pin P3/P4/P5 optional,unit(mm)

Nominal Voltage (VN)  L(±1.0)  L1(±1.0)  W(±1.0)  H(±1.0)  F1(±0.5)  F2(±0.5) F3(±0.5) F4(±0.5)  F5(±0.5)  F6(±0.5)  F7(±0.5)  F8(±0.5)  F9(±0.5)  d1/d2(±0.05)
820~121 23.2 8.0 9.1 22.8 1.4 5.5 10.3 14.3 19.8 1.4 1.2 3.3 6.7 1.05/0.5
151~271 23.2 8.0 9.5 22.8 1.4 5.5 10.3 14.3 19.8 1.4 1.2 3.3 7.1 1.05/0.5
301~471 23.2 8.0 11 22.8 1.4 5.5 10.3 14.3 19.8 1.4 1.2 3.3 8.6 1.05/0.5
511~681 23.2 8.0 12 22.8 1.4 5.5 10.3 14.3 19.8 1.4 1.2 3.3 9.6 1.05/0.5
751~821 23.2 8.0 13 22.8 1.4 5.5 10.3 14.3 19.8 1.4 1.2 3.3 10.6 1.05/0.5
911~122 23.2 8.0 15.5 22.8 1.4 5.5 10.3 14.3 19.8 1.4 1.2 3.3 13.1 1.05/0.5

 

25S Sries

Pin P3/P4/P5 optional,unit(mm)

Nominal Voltage (VN)  L(±1.0)  L1(±1.0)  W(±1.0)  H(±1.0)  F1(±0.5)  F2(±0.5)  F3(±0.5)  F4(±0.5)  F5(±0.5)  F6(±0.5)  F7(±0.5)  F8(±0.5)  F9(±0.5)  d1/d2(±0.05)
270~121 25.3 9.0 9.4 28 1.5 5.6 11.2 15.2 21.5 1.5 1.3 3.3 6.9 1.2/0.5
151~271 25.3 9.0 9.8 28 1.5 5.6 11.2 15.2 21.5 1.5 1.3 3.3 7.3 1.2/0.5
301~471 25.3 9.0 11.3 28 1.5 5.6 11.2 15.2 21.5 1.5 1.3 3.3 8.8 1.2/0.5
511~681 25.3 9.0 12.3 28 1.5 5.6 11.2 15.2 21.5 1.5 1.3 3.3 9.8 1.2/0.5
751~821 25.3 9.0 13.3 28 1.5 5.6 11.2 15.2 21.5 1.5 1.3 3.3 10.8 1.2/0.5
911~122 25.3 9.0 15.8 28 1.5 5.6 11.2 15.2 21.5 1.5 1.3 3.3 13.3 1.2/0.5

 

34S Sries

Pin P3/P4/P5 optional,unit(mm)

<

Nominal Voltage (VN) < L(±1.0) < L1(±1.0) < W(±1.0) < H(±1.0) < F1(±0.5) < F2(±0.5) < F3(±0.5) < F4(±0.5) < F5(±0.5) < F6(±0.5) < F7(±0.5) < F8(±0.5) < F9(±0.5) < d1/d2(±0.05)
470~121 37.6 10 10 37 1.8 12.1 17.1 21.1 27.5 1.8 1.5 3.3 6.9 1.7/1.05
151~271 37.6 10 10.5 37 1.8 12.1 17.1 21.1 27.5 1.8 1.5 3.3 7.4 1.7/1.05
301~471 37.6 10 12 37 1.8 12.1 17.1 21.1 27.5 1.8 1.5 3.3 8.9 1.7/1.05
511~681 37.6 10 12.8 37 1.8 12.1 17.1 21.1 27.5 1.8 1.5 3.3 9.7 1.7/1.05
751~821 37.6 10 14 37 1.8 12.1 17.1 21.1 27.5 1.8 1.5 3.3 10.9 1.7/1.05
911~122 37.6 10 16.5 37 1.8 12.1 17.1 21.1 27.5 1.8 1.5 3.3 13.4 1.7/1.05

 

Electrical Schematic Diagram

 

 

10S/15S

 

20S/25S/34S

 

Product Structure Diagram

 

 

  • A: Flame-retardant casing
  • B: Potting Materials
  • C: Thermal Fuse
  • D: Varistor
  • E: PIN

 

  • A: Flame-retardant casing
  • B: Potting Materials
  • C: Thermal Fuse
  • D: Varistor
  • E: PIN
  • F: Adjustableremote Signaling Pin

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