Model PT7-1 Medium Voltage Indoor Voltage Transformer
Model PT7-1 Medium Voltage Indoor Voltage Transformer - Transformers
ACCURACY CLASS: 0.3 WXMYZ 1.2ZZ at 100% rated voltage with 120V based ANSI burden.
0.3 WXMY, 1.2Z at 58% rated voltage with 69.3V
ANSI burden.
FREQUENCY: 60 Hz.
MAXIMUM SYSTEM VOLTAGE:
Model PT7-1-150 36.5kV, BIL 150kV.
Model PT7-1-200 36.5kV, BIL 200kV.
THERMAL RATING:
1500 VA at 30oC amb.
1000 VA at 55oC amb.
WEIGHT: Approximate weight 140 lbs.
Overview
ACCURACY CLASS: 0.3 WXMYZ 1.2ZZ at 100% rated voltage with 120V based ANSI burden.
0.3 WXMY, 1.2Z at 58% rated voltage with 69.3V
ANSI burden.
FREQUENCY: 60 Hz.
MAXIMUM SYSTEM VOLTAGE:
Model PT7-1-150 36.5kV, BIL 150kV.
Model PT7-1-200 36.5kV, BIL 200kV.
THERMAL RATING:
1500 VA at 30oC amb.
1000 VA at 55oC amb.
WEIGHT: Approximate weight 140 lbs.
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Product Specifications
- Frequency
- 60 Hz
- Weight
- 140 lbs
- Mounting
- Indoor
- Application
- Metering
- Standards
- ANSI/IEEE C57.13
- Maximum System Voltage
- 36.5 kV
- Thermal Rating (30 deg C ambient)
- 1500 VA
- Thermal Rating (55 deg C ambient)
- 1000 VA
- BIL (Basic Insulation Level) - 150 kV model
- 150 kV
- BIL (Basic Insulation Level) - 200 kV model
- 200 kV
- Primary Terminals
- 3/8-16 brass screws (150 kV BIL units)
- Secondary Terminals
- 1/4-20 brass screws
- Encapsulation
- Vacuum encapsulated in polyurethane resin
- Recommended Primary Fuse
- 34.5 kV, 0.5E rated
- ANSI Groups
- 4A and 4B
- Configuration
- One bushing (line-to-ground)
- Overall Accuracy — Accuracy
- 0.3
- Overall Accuracy — Condition
- ANSI class 0.3 WXMYZ / 1.2ZZ at 100% rated voltage with 120V ANSI burden; 0.3 WXMY / 1.2Z at 58% rated voltage with 69.3V ANSI burden
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Specification Table
| Primary V | Secondary V | Ratio (display) | Secondary Resistance |
|---|---|---|---|
| 15240 | 120 | 127:1 | 80 |
| 15600 | 120 | 130:1 | 80 |
| 16800 | 120 | 140:1 | 80 |
| 19920 | 120 | 166:1 | 80 |
| 20125 | 115 | 175:1 | 80 |
| 24000 | 120 | 200:1 | 50 |
| 26400 | 120 | 220:1 | 50 |
| 27000 | 120 | 225:1 | 50 |
| 27600 | 115 | 240:1 | 50 |
| 34500 | 115 | 300:1 | 50 |
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