Vanguard EZCT-S2A User Manual
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EZCT S2A USER’S MANUAL
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1.3
Technical Specifications
Table 1. EZCT S2A Technical Specifications
TYPE
Portable current transformer test set
PHYSICAL SPECIFICATIONS
16.8”W x 12.6”H x 12”D (42.7 cm x 32 cm x 26.9 cm); Weight: 55 lbs (25 kg)
INPUT POWER
100 – 120 Vac or 200 – 240 Vac (factory pre-set), 50 Hz/60 Hz
MEASUREMENT METHOD
ANSI/IEEE C57.12.90, IEC 60044-1 and ANSI/IEEE C57.13.1 standards
TEST OUTPUT VOLTAGES
0 – 50 Vac @ 10A max, 0 – 250 Vac @ 10A max
0 – 500 Vac @ 5A max, 0 – 1500 Vac @ 1.2A max
VOLTAGE READING RANGE
0 – 2,200 Vac; Accuracy: ±1.0% of reading, ±1 volt
CURRENT READING RANGE
0 – 10A; Accuracy: ±1.0% of reading, ±0.02A
CURRENT-RATIO RANGE
0.8 – 999: 0.1%, 1000 – 1999: 0.3%, 2000 – 5000: 1%
PHASE ANGLE
MEASUREMENT
0 - 360 degrees; Accuracy: ±1.0 degree
DISPLAY
Back-lit LCD Screen (240 x 128 dot graphic; 114mm x 64mm); viewable in
bright sunlight and low-light levels
PRINTER
Built-in 4.5-inch wide thermal printer
COMPUTER INTERFACES
One RS-232C port (115k baud), one USB port
EXTERNAL DATA STORAGE
One USB Flash drive interface port (Flash drive not included)
PC SOFTWARE
Windows
®
XP/Vista-based CT Analysis software is included with purchase
price
INTERNAL TEST RECORD
STORAGE
Stores 140 test records. Each test record may contain up to 10 sets of
excitation, resistance and ratio data
INTERNAL TEST PLAN
STORAGE
Stores 128 test plans. Each test plan can store 10 excitation test voltage and
current settings
SAFETY
Designed to meet UL 61010A-1 and CAN/CSA C22.2 No. 1010.1-92
standards
ENVIRONMENT
Operating: -10˚ to 50˚ C (15˚F to +122˚ F); Storage: -30˚ C to 70˚ C (-22˚F to
+158˚ F)
HUMIDITY (MAX)
90% RH @ 40˚ C (104˚ F) non-condensing
ALTITUDE (MAX)
2000m (6562 ft) to fully safety specifications
CABLES
Two 20-foot X cable sets, One 35-foot H cable set, power cord, One cable-
carrying duffel bag
WARRANTY
One year on parts and labor
NOTE
The above specifications are valid at nominal operating voltage and at a
temperature of 25
°C (77°F). Specifications may change without prior notice.