Bar-Type Fuse Disconnect Switch​

Bar-Type Fuse Disconnect Switch​

• Added positioning block for precise installation

• Protective boss to prevent misoperation

• Optimized fuse core installation module

• Additional heat dissipation grooves

• Multiple wiring options available

• Integrated current transformer design

• Support for various functional modules

• Unique identification for clear differentiation

• Rotating protective cover for enhanced safety

ELECTRICAL TECHNICAL REFERENCE

  SNHTP-160 SNHTP-250 SNHTP-400 SNHTP-630
FUSE-EQUIPPED  
Rated Operational Voltage Ue V AC400 AC500 AC690 AC400 AC500 AC690 AC400 AC500 AC690 AC400 AC500 AC690
Rated Operational Current le A 160 160 160 250 250 200 400 400 400 630 630 630
Conventional Thermal Current Ith A 160 160 160 250 250 250 400 400 400 630 630 630
Utilization Category     AC-23B AC-23B AC-22B AC-23B AC-22B AC-21B AC-23B AC-22B AC-21B AC-23B AC-22B AC-21B
Rated Conditional Short-Circuit Current lq kA 50 100 100 50 100 100 50 100 100 50
Rated Insulation Voltage Ui V 1000 1000 1000 1000
Rated Impulse Withstand Voltage Uimp kV 8 12 12 12
Rated Frequency   Hz 50/60 50/60 50/60 50/60
Electrical Endurance   Ops 200 200 200 200
SWITCH-DISCONNECTOR  
Rated Operational Voltage Ue V / / AC500 / / AC500 / / AC500 /
Rated Operational Current le A / / 250 / / 400 / / 630 /
Conventional Thermal Current Ith A / / 250 / / 400 / / 630 /
Utilization Category     / / AC-23B / / AC-23B / / AC-23B /
Rated Conditional Short-Circuit Current lcw kA / / 12 / / 12 / / 12 /
Rated Insulation Voltage Ui V / 1000 1000 1000
Rated Short-Time Withstand Current Uimp kV / 12 12 12
Rated Frequency   Hz / 50/60 50/60 50/60
Electrical Endurance   Ops / 200 200 200
 
FUSE Size
GB/T13539.2     IEC 62269-2
00 1 2 3
Operating Current In A 160 125 100 250 250 200 400 400 315 630 630 500
Power Consumption P W 12 12 12 18 23 32 28 34 45 40 48 60
 
Mechanism Mechanical Endurance   Ops 1400 1400 800 800 1400 800
Busbar Spacing   mm 185 185 185 185
 
Mechanism Mechanical Endurance   Ops IP20 IP20 IP20 IP20
Busbar Spacing   mm IP30 IP30 IP30 IP30
 
Protection Rating Front operation NO   Configurable Configurable Configurable Configurable
OFF   Configurable Configurable Configurable Configurable
 
Operating Conditions Ambient Temperature   -5~+55
Mode of Operation     Continuous Duty
Operation     Handle
Mounting Type     Vertical
Height   m ≤2000
Pollution Degree     3
Overvoltage Category Overvoltage Category

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