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Approvals & Standards

  • IEC 60269-4 Compliance in AC and DC voltage
  • UL/CSA Recognized E76491 in AC and DC voltage
  • CCC GB 1539.4

Key features & benefits

The 690/760V Protistor® SC Series is a specific range to offer cost effective protection without concession on performance for
power conversion equipment. These fuses have been engineered to provide protection for all semiconductors: diodes, thyristors and
IGBT devices. They are assembled with bimetal silver and copper elements embedded in solidified sand, which helps control arcing
characteristics for a lower I²t and high interrupting rating level.
Contact surfaces are tin plated to get an optimized interface with the best quality/price ratio.
This SC Series has been conceived and specially optimized to match integrators’ and equipment manufaturers’ main requirements while
offering competitive prices.

More specifications

Applications

  • Protection of standard power conversion systems such as low voltage drives, UPS, inverter systems and similar
  • All AC standard networks (up to 690V) or DC standard networks

Product Specifications

项目编号

X1046911  

Catalogue No.

SC31AR69V350TFM  

Description

Size 31 type TTF with microswitch aR 350 A 690VAC  

EAN/UPC 码

3605340572070  

额定交流电压 (UL)

760   V

额定直流电压 (UL)

600   V

额定交流电压 (IEC)

690   V

Ampere Rating

350   A

速度/特性

aR  

熔断器规格

31  

安装

Bolted  

Clearing I2t At Rated Voltage

65   kA²s

融断 I2t

10.3   kA²s

AC Max I.R./Breaking Capacity: I1

200   kA

Power Dissipation at Rated Current Value

74   W

指示系统

Yes  

指示系统类型

Striker Microswitch  

Connection/Terminal Material

Silver-Plated Brass  

接线/端子类型

Flush ends  

主体/绝缘材料

Ceramic  

Comments

metric threads  

产品重量

0.385   kg

产品宽度

51   mm

产品长度

50.6   mm

产品高度

56.5   mm

销售包装数量

12   EACH

销售包装重量

4.62   kg

销售包装宽度

250   mm

销售包装长度

370   mm

销售包装高度

80   mm