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KETO

KETO
Nhà sản xuất: JEAN MULLER
Xuất sứ Đức
Model KETO
Đặt tính kỹ thuật
Mô tả NH-fuse-switch-disconnector acc. to IEC/EN 60947-3, VDE 0660 part 107; - for permanent mouting technology - All parts made from halogenfree, self-extinguishing material - Type label visible in built-in condition - Direction of cable terminal turnable by customer - with sealing possibility - with retrofitable locking unit - with sliding windows for voltage test
Bảo hành
Giá
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Rated operating voltage
690V
Product Lifecycle
Market launch
Rated operating current
400A
Size
NH2
Rated conditional short-cirquit current
100 (AC 690V)kA
Conv. free air thermal current with fuse-links
400A
Rated impulse voltage
8kV
Rated short-time withstand current
10kA
Rated isolation voltage
800V
Rated frequency
40 - 60Hz
Total power loss at Ith (without fuse-link)
22W
Utilization category
  • AC-21B (690V/400A)
  • AC-22B (500V/400A)
  • AC-23B (400V/400A)
Max. permissible power dissipation per fuse-link
34W
Ambient temperature
-25 up to +55°C
Type of Actuation
Dependent manual operation
Mounting position
vertical / horizontal
Altitude
2000m
Pollution degree
3
Overvoltage category
III
Electrical endurance (switching cycles)
200
Mechanical endurance (switching cycles)
800
Material properties
Base:
Temperature stability up to 125°C
Self-extinguishing acc. to UL94
Creepage resistance CTI 600
Halogen free

Covers, actuator:
Temperature stability up to 125°C
Self-extinguishing acc. to UL94
Creepage resistance CTI 600
Halogen free

Fuse-holding contacts:
E-Cu, silver coated, spring-loaded
Applicable for fuse-links
NH2
Degree of protection
IP2XC

 

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