美国vanguard MCCB-250断路器测试仪
美国vanguard MCCB-250 Molded Case Circuit Breaker Tester
The Vanguard MCCB-250 is a programmable, high-current source designed specifically for testing molded-case circuit breakers, thermal magnetic and solid-state overload motor-protection relays.
4 current-source outputs (i.e., 5 A @ 120 Vac, 25 A @ 24 Vac, 120 A @ 6 Vac, 250 A @ 3 Vac)
4-line by 20-character LCD display
Provides external current input (0-10 A)
MCCB-250
Cables

Cable Part Number
[8000-0086] 10' Current Cable Set (#4 AWG) 8000-0086
[8000-0089] 10' Current Cable Set (#8 AWG) 8000-0089
[8000-0016] Power + Ground Combination Cable 8000-0016
[8000-0090] Timer + Sense Cable Set 8000-0090
MCCB-250
Technical Specifications

TYPE 250 Ampere current source
PHYSICAL SPECIFICATIONS 16.8”W x 12.6”H x 10.6”D (42.6 cm x 32.0 cm x 27.0 cm); Weight: 46 lbs (21 kg)
INPUT POWER 100 – 120 Vac or 200 – 240 Vac (factory pre-set), 50/60 Hz
OUTPUT CURRENTS 0 – 5 A @ 120 Vac max; 0 – 25 A @ 24 Vac max; 0 – 120 A @ 6 Vac max; 0 – 250 A @ 3 Vac max
INTERNAL CURRENT METER 100 mA – 1000 A; Accuracy: 1% of reading ±20mA
MEASUREMENT METHOD Isolated CT
EXTERNAL METER RANGE 10 mA – 10 A; Accuracy: 1% of reading, ±2mA
MEASUREMENT METHOD Isolated CT
TIMER READING RANGE 1ms – 2 hours; Accuracy: 0.1% of reading ±1ms
TIMER STOP INPUTS Voltage input (24V – 300V, DC or peak AC), dry contact input, or removal of primary current
DISPLAY Back-lit LCD Screen (20 characters by 4 lines); viewable in bright sunlight and low-light levels
COMPUTER INTERFACE RS-232C port for factory calibration and diagnostics
SAFETY Designed to meet IEC61010 (1995), UL61010A-1, CSA-C22.2 standards
ENVIRONMENT Operating: -10C to 50 C (15F to +122 F); Storage: -30 C to 70 C (-22F to +158 F)
CABLES Power cord, ground cable, 10-foot #2 AWG test leads
OPTIONS Transportation case
WARRANTY One year on parts and labor
Specifications are valid at nominal voltage and ambient temperature of +25C (+77F).
Last updated on February 6, 2009




美国vanguard MCCB-500塑壳断路器测试仪Molded Case Circuit Breaker Tester
The Vanguard MCCB-500 is a microprocessor-based high current circuit breaker test set. This unit provides a variable high current source, control, metering, and timing circuitries for testing overload relays and thermal and magnetic circuit breakers.
3 current-source outputs: 500A @ 4 Vac, 125A @ 14Vac, and 25A @ 70Vac
Built-in current meter
Built-in timer
       
MCCB-500
Cables
 
       
Cable Part Number
[8000-0107] Special Power Cable [ 6' (1.83m) ] 8000-0107
[8000-0110] Ground Cable 8000-0110
[8000-0183] Current Cable (#4/0 AWG) [6' (1.83m)] 8000-0183
[8000-0184] Current Cable Set #8 AWG [10' (3.05m)] 8000-0184
[8000-0185] Timer + Sense Cable Set (2) cables for MCCB-500 [10' (3.05m)] 8000-0185
[8000-0190] Current Cable Set #1/0 AWG for MCCB-500 [6' (1.83m)] 8000-0190
       
MCCB-500
Technical Specifications
 
       
TYPE Molded case circuit breaker tester
PHYSICAL SPECIFICATIONS Dimensions: 16”W x 14”H x 13” D (40.6 cm x 35.5 cm x 33 cm)
Weight: 93 lbs. (42.2 Kg)
INPUT POWER 100 – 120 Vac or 200 – 240 Vac (factory-pre-set), 50/60 Hz
INTERNAL CURRENT METER 1 A – 3,000A; accuracy: 1% of reading, ±2 digits
MEASUREMENT METHOD Isolated CT
TIMER STOP INPUTS Voltage input (20V – 300V, dc or peak ac), dry contact input, or removal of test current
TIMER READING RANGE 0.1ms – 2 hours (also displayed in cycles); accuracy: 0.1% of reading, ±0.1ms
OUTPUT CURRENTS 500A @ 4V, 125A  @ 14V, 25A @ 70V
DISPLAY Back-lit LCD screen (128 x 64 pixels); viewable in bright sunlight and low light levels
SAFETY Designed to meet IEC61010 (1995), UL61010A-1, CSA-C22.2 standards
HUMIDITY 90% RH @ 40°C (104°F) non-condensing
TEMPERATURE Operating: -10°C to +50°C (+15°F to +122°F)
Storage: -30°C to +70°C (-22°F to +158°F)
ALTITUDE 2,000 m (6,562 ft) to full safety specifications
CABLES Two 5-foot (1.5m) #2/0 current cables, two 8-foot (2.5m) external timer input cables with alligator clips, one ground cable, one power cord
FURNISHED ACCESSORIES Shipping case
WARRANTY One year on parts and labor
Specifications are valid at nominal voltage and ambient temperature of +25?C (+77?F).