Megger TRAX 220 Transformer and substation test system

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The Megger TRAX 220 is a multifunction transformer and substation test system for accurate testing of transformers, circuit breakers, CTs, and VTs in one compact unit.

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SKU: 125692 Category:
Brand:Megger

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Description

Megger TRAX 220 Transformer and substation test system overview

The Megger TRAX 220 is an advanced transformer and substation test system that combines multiple testing functions into a single, powerful platform. Designed for utilities, service companies, and industrial operators, the TRAX 220 provides fast, accurate, and reliable testing for power transformers, circuit breakers, current transformers (CTs), voltage transformers (VTs), and substation equipment.

Megger TRAX 220 Key Features

  • All-in-One Solution: Replaces several individual instruments by integrating transformer, substation, and circuit breaker testing in one system.

  • High Power Output: Provides strong test signals for accurate measurement even on large power transformers.

  • Wide Range of Tests: Includes winding resistance, turns ratio (TTR), vector group, excitation current, demagnetization, CT/VT testing, breaker analysis, and more.

  • Accurate and Reliable: Delivers laboratory-grade accuracy in the field with advanced digital technology.

  • User-Friendly Interface: Features a large 10.4” touch screen display, intuitive software, and automated test sequences to save time.

  • Rugged and Portable: Designed for demanding substation environments with IP-rated protection and robust construction.

  • Connectivity and Data Handling: Equipped with USB and Ethernet ports for data storage, transfer, and integration with Megger software.

Megger TRAX 220 Applications

The Megger TRAX 220 is ideal for:

  • Transformer testing and diagnostics

  • Substation commissioning and maintenance

  • Circuit breaker timing and motion analysis

  • CT and VT testing

  • Power system service companies and utilities

Why Choose the Megger TRAX 220?

The TRAX 220 transformer tester delivers unmatched versatility and efficiency by combining multiple critical test functions in one compact unit. It reduces equipment needs, shortens testing time, and ensures accurate results, making it the perfect solution for professionals working with transformers, substations, and switchgear.

Datasheet

Datasheet

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Specifications

Specifications

Specification Details
Conditions Specifications valid at nominal input voltage and +23°C ±5°. Subject to change without notice.
Environment
Application field For use in high-voltage substations and industrial environments
Temperature Operating: –20°C to +55°C (–4°F to +131°F)
Storage: –20°C to +70°C (–4°F to +158°F)
Humidity <90% RH, non-condensing
CE-marking LVD 2014/35/EU, EMC 2014/30/EU, RoHS 2011/65/EU
Classifications and standards
IP rating (IEC 60529) Instrument only: IP20
Instrument in hard case: IP21
General
Mains input 100–240 V, 50/60 Hz (±10%)
Input current ≤16 A continuous, up to 30 A short-term (<60 s)
Main fuses F1 and F2, 25 A
Ground connections TEST GROUND: Connect to object ground first
GROUND: For extra grounding to unit or external objects
Dimensions Instrument: 475 × 315 × 330 mm (18.7” × 12.4” × 13”)
Soft case: 690 × 450 × 390 mm (27” × 18” × 15”)
Hard case: 690 × 410 × 450 mm (27” × 16” × 18”)
Weight TRAX 219: 25 kg (55 lbs) / 29 kg (64 lbs) / 37 kg (82 lbs)
TRAX 220: 26 kg (57 lbs) / 30 kg (66 lbs) / 38 kg (84 lbs)
TRAX 279: 29 kg (64 lbs) / 33 kg (73 lbs) / 41 kg (90 lbs)
TRAX 280: 30 kg (66 lbs) / 34 kg (75 lbs) / 42 kg (93 lbs)
Display Size: 10.4”
Resolution: 1024 × 768 XGA
Type: TFT touch
Contrast ratio: 1000:1
Brightness: 1000 cd/m²
* TRAX 219 and 279 have no display
Outputs
0–2200 VAC 1 A (1 min), 0.2 A (>2 h), 2500 VA max, 5–70 Hz
0–250 VAC / 0–10 AAC 10 A (1 min), 20 A (10 s max), 2.5 A (>2 h), 5–505 Hz
0–200 AAC 200 A/6 V (1 min), 80 A (>2 h), 45–70 Hz
TRAX 219/220: 0–800 AAC 800 A/6 V (1 min), 200 A/10 V (>2 h), 45–70 Hz
TRAX 279/280: 0–800 AAC 0–800 A/6 V (1 min), 0–200 A/10 V (>2 h), 45–70 Hz
0–16 ADC 16 A continuous, 1 A continuous
0–300 VDC 10 A (1 min), 2.5 A (>2 h), rectified DC, auxiliary supply
0–100 ADC 100 A (2 min), 70 A continuous
DC output power Max 1000 VA continuous, Max 50 V compliance voltage
Binary output 250 V / 35 A max, 2 × 0–10000 s, for OLTC/circuit breaker operation
AUX CONTROL 54 V DC Ethernet comms and power for accessories
POWER 0–235 V AC direct, for powering accessories (TDX/TCX)
With TDX 120 12 kV AC, 500 mA (30 s), 300 mA (4 min), 200 mA (30 min), 100 mA continuous
With TCX 200 2000 A AC, 0–2000 A/2.4 V (1 min), 0–1000 A/4.8 V (1 min)
Inputs
ANALOG 1–4 Current: 4 × 0–10 A AC/DC
Voltage: 4 × 250/300 V AC/DC
R1 R2 2 × 0–50 V DC, intended for resistance measurement, usable up to 40 V RMS
TRANS Analog transducers and low-level analog signals
TRIG IN Contact or voltage sense
TIMING 3 × 0–10000 s, binary inputs for timing in relay/circuit breaker testing
Calculated / Displayed Parameters
Arithmetic +, –, ×, ÷
Power P, VA, Q, S
Impedance R (DC), Z, Xp, Xs, Rs, Rp, Ls, Lp, Cs, Cp, phase
Derating Conditions
Lower mains voltage Output power decreased below 230–240 V
High ambient temperature Reduced output current times at higher ambient
Lower frequencies Voltage output derates linearly; at 5 Hz, max 10% of rated output
Measurement Accuracy
External AC/DC voltage & current 0.05% rdg + 0.05% FS (I ≤5 A)
0.2% rdg + 0.2% FS (5<I ≤10 A)
Internal DC current 0.1% rdg + 0.1% FS
Internal AC current 0.2% rdg + 0.2% FS
Internal AC voltage 0.2% rdg + 0.2% FS
Phase (0–360°) 0.1°
Accuracy (Derived Parameters)
WRM 1 A generator: 10 mΩ–10 kΩ
16 A generator: 0.63 mΩ–33.3 Ω
100 A generator: 0.1 mΩ–2.5 Ω
Accuracy: 0.15% rdg + 0.15% FS, up to 4 digits
TTR 2500:1–1:25 000, Accuracy 0.07%, up to 4 digits
Communication
Ethernet For external PC control or network connection
USB 3 × USB ports for multipurpose use
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