Product Description

Digital Insulation Tester

Brand: SEW

Model: 2751 IN 

Country of origin: Taiwan

Country of manufacture: Taiwan 

Feature:

• 68mm x  34mm (1.338" x 2.677") large LCD display.
• Three insulation test voltages(DC) : 250V, 500V, 1000Vdc. 
• External voltage warning indication. 
• Automatic circuit discharge. 
• Test insulation at rated voltage into a 1mA load. 
• 200mA continuity short circuit test current. 
• AC voltage measurement. 
• Fuse protection. 
• Timer for test function (count 3~5 minutes). 
• Data hold function. 
• Auto power off function.
• EN/IEC 61010-1 CAT III 600V 
• BS 16  ed edition

Technical Specification:

• Insulation Resistance:
• Test voltage (DC V): 250V / 500V / 1000V
• Measuring ranges(Auto ranging): 0-20MΩ / 0-200MΩ / 0-2000MΩ
• Accuracy:
• 0-20MΩ ±(1.5%rdg+5dgt)
• 0-200MΩ: ±(2.5%rdg+3dgt)
• 0-2000MΩ: ±(5%rdg+5dgt)
• Output voltage on open circuit: Rated test Voltage +10%
• Output current: 1mA DC
• Power consumption: 250mA
• Continuity: 
• Measuring range: 0-20Ω / 0-200Ω / 0-2000Ω
• Accuracy: ±(1.5%rdg+3dgt)
• Resolution: 0.01Ω / 0.1Ω / 1Ω
• Buzzer sound below: under 10Ω
• Open circuit terminal voltage: 4V DC min.
• Short circuit terminal current: 200mA DC min.
• Power consumption: 300mA 
• AC Voltage:   
• Range: 0-500V AC 
• Resolution: 1V
• Line frequency range: 40-120 Hz
• Accuracy: ±(1.5%rdg+3dgt)
• General:    
• Display: 3½ digit (2000 counts)
• Dimensions: 205(L) × 90(W) × 55(D)mm           
• Weight(battery included): Approx. 550g   
• Power source: 1.5V (AA ) × 6
• Accessories: 
• Test leades (TEL-AL11-A) x 1
• Fuse(0.5A,250V) x 1
• Heavy-duty case x 1
• Instruction Manual x 1
• Batteries