雪兰莪,吉隆玻,莎阿南Enari Instruments And Controls的Kyoritsu - LOOP/PFC/PSC Testers-Kyoritsu KEW4140 LOOP/PFC/PSC Tester

• Anti-Trip Technology for complete trip free Loop testing on all RCDs rated 30mA and above.
• Dual Display allows simultaneous measurements like Loop & PFC/PSC.
• Two wire connection for Loop L-L, L-N and PSC testing is possible.
• Phase rotation, Voltage and Frequency measurements.
• Lock-down test button for 'hands free' testing with auto-start operation.
• Display and front panel keyboards with Backlight to be visible in dark places.
• Water and Dust proof (IP54)

Loop Impedance

Function	L-PE ATT OFF	L-PE ATT ON	L-N / L-L
Rated Voltage	230V (50/60Hz)		L-N: 230V (50/60Hz) L-L: 400V (50/60Hz)
Operating Voltage	100 - 280V (45 - 65Hz)		100 - 500V (45 - 65Hz)
Range (Auto-Ranging)	20/200/2000Ω	20/200/2000Ω (L-N<20Ω)	20Ω
Nominal Test Current at 0Ω External Loop: Magnitude/Duration at 230V	20Ω: 6A/40ms 200Ω: 2A/20ms 2000Ω: 15mA/500ms	L-N: 6A/60ms N-PE: 10mA/approx.5s	20Ω: 6A/20ms
Accuracy	±3%rdg±4dgt (*1)	±3%rdg±6dgt (*1)	L-N: ±3%rdg±4dgt L-L: ±3%rdg±8dgt

PFC (L-PE) / PSC (L-N / L-L) (*2)

Function	PFC	PFC (ATT)	PSC
Rated Voltage	230V (50/60Hz)		L-N: 230V (50/60Hz) L-L: 400V (50/60Hz)
Operating Voltage	100 - 280V (45 - 65Hz)		100 - 500V (45 - 65Hz)
Range (Auto-Ranging)	2000A/20kA	2000A/20kA (L-N<20Ω)	2000A/20kA
Nominal Test Current at 0Ω External Loop: Magnitude/Duration at 230V	20Ω: 6A/40ms 200Ω: 2A/20ms 2000Ω: 15mA/500ms	L-N: 6A/60ms N-PE: 10mA/approx.5s	20Ω: 6A/20ms

Phase Rotation

Operating Voltage	50 - 500V, 45 - 65Hz
Remarks	Correct phase sequence: displayed ''1.2.3'' and mark Reversed phase sequence: displayed ''3.2.1'' and mark

Volts

Function	Volts	Frequency
Measuring range	0 - 500V	45 - 65Hz
Accuracy	±2%rdg±4dgt	±0.5%rdg±2dgt

Applicable standards	IEC 61010-1 CAT III 300V (500V L to L), IEC 61010-031, IEC 61557-1, 3, 7, 10, IEC 60529 (IP54), IEC 61326 (EMC)
Power source	1.5V AA batteries × 6 *Use of alkaline batteries (LR6) is recommended.
Dimensions	84 (L) × 184 (W) × 133 (D) mm
Weight	860g (including batteries)
Included Accessories	Main cord (3) Distribution board test lead (4) 9155 (Shoulder strap) 9156 (Soft case) LR6 (Battery) × 6, Instruction manual

(*1): Accuracy of L-N LOOP displayed on the Sub Display is synchronized with the one at L-N/L-L function.
(*2): PSC/PFC Accuracy is derived from measured loop impedance specification and measured voltage specification.
(*3): 7187A (Power cord [UK]), 7218A (Power cord [EU]), 7221A (Power cord [SA]), 7222A (Power cord [AU])
(*4): 7246 (Blue, Green, Red), 7247 (Black, Green, Red)

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雪兰莪,吉隆玻,莎阿南 - Kyoritsu KEW4140 LOOP/PFC/PSC Tester

Kyoritsu KEW4140 LOOP/PFC/PSC Tester

Loop Impedance

PFC (L-PE) / PSC (L-N / L-L) (*2)

Phase Rotation

Volts