Fluke 1662 Multifunction Tester

AC voltage measurement

• Range: 500V
• Resolution: 0.1V
• Accuracy 45Hz - 66Hz: 0.8% + 3 counts
• Input impedance: 360kΩ
• Overload protection: 660V rms

Continuity testing RLO

• Range (autoranging): 20Ω / 200Ω / 2000Ω
• Resolution: 0.01Ω / 0.1Ω / 1Ω
• Open circuit voltage: >4V

Insulation resistance measurement

• Test voltages:  50-100-250-500-1000V
• Accuracy of tTest voltage (at rated test current): +10%, -0%
• Test voltage: 50V; 100V; 250V; 500V; 1000V
• Insulation resistance range: 20 to 50MΩ; 20 to 100MΩ; 20 to 200MΩ; 20 to 200 to 500MΩ; 20 to 200 to 1000MΩ
• Resolution: 0.01MΩ / 0.1MΩ; 0.01MΩ / 0.1MΩ; 0.01MΩ / 0.1MΩ; 0.01MΩ / 0.1MΩ / 1MΩ; 0.01MΩ / 0.1MΩ / 1MΩ
• Test current: 1mA @ 50kΩ; 1mA @ 100kΩ; 1mA @ 250kΩ; 1mA @ 500kΩ; 1mA @ 1MΩ

Loop and line impedance (ZI)

• Range: 10Ω / 0.001Ω / High current mΩ mode
• Resolution: 0.01Ω / 0.1Ω / 1Ω

Prospective earth fault current, PSC test

• Range: 1000A / 10kA (50kA)
• Resolution: 1A / 0.1kA
• Computation: Prospective earth fault current (PEFC) or prospective short current (PSC) calculated by splitting actual mains voltage by measured loop (L-PE) resistance or line (L-N) resistance respectively

RCD testing, RCD types tested

• RCD type: A⁴, AC¹, G², S³

Notes: ¹Responds to AC; ²General no delay; ³Time delay; ⁴Responds to pulsed signal

Tripping speed test (ΔT)

• Current settings¹: 10-30-100-300-500-1000mA - VAR; 10-30-100mA
• Multiplier: x0.5, x 1; x5
• Measurement range: 310ms, 50ms (RCD Type G); 510ms, 160ms (RCD Type)

Notes: ¹1000mA with type AC only, 700mA maximum type A in VAR mode, VAR mode not available for type B

RCD/FI-Tripping Current Measurement/Ramp Test (IΔN)

• Current range: 30% to 110% of RCD rated current¹
• Step size: 10% of IΔN²
• Dwell time: 300ms/step (Type G); 500ms/step (Type S)
• Measurement accuracy: ±5%
• Specified trip current ranges (EN 61008-1): 50% to 100% for Type AC; 35% to 140% for Type A (>10 mA); 35% to 200% for Type A (≤10 mA); 50% to 200% for Type B; ²5% for Type B

Notes: ¹30% to 150% for Type A IΔN > 10 mA; 30% to 210% for Type A IΔN = 10 mA; 20% to 210% for Type B

General

• Size (L x W x H): 10 x 25 x 12.5cm
• Weight (incl. batteries): 1.3kg
• Batteries:  6 x AA
• Sealing: IP-40
• Safety: Meets requirements for EN61010-1 Ed 2.0 (2001-02), UL61010, ANSI/ISA –s82.02.01 2000 and CAN/CSA c22.2 No. 1010 2nd edition
• Overvoltage: Cat III to 500V; Cat IV to 300V
• Performance: EN61557-1 to EN61557-7 Second Edition and EN61557-10 Second Edition