Model# 143MR
600V
Relay/Meter Current Transformer
- Secondary Terminals: Brass Screws No. 10-32
- Optional Mounting Bracket: P/N 0221B00775
- *Approved for Revenue Metering by Industry Canada AE-0642
- Manufactured to meet the requirements of ANSI/IEEE C57.13
- Relaying and Metering Applications
- High Relay Class Models
- UL Recognized
- Window I.D. – 7.31″
- Over or Under Current Relays
- Ability to drive longer wire runs
- Zero-Sequence Ground Fault Relays
Overview
Insulation Class0.6kV, 10kV BIL Full Wave
Relay Class50:5 to 5000:5
WeightApproximately 60 Lbs
Input
Amps0-50 thru 0-5000A
Frequency50-400Hz
Output
Standard5A
Detailed Model Specifications
Click below to see available detailed specifications
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| Catalog Number | Relay Class | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 143-601MR | 50:5 | 100:5 | 150:5 | 200:5 | 250:5 | 300:5 | 400:5 | 450:5 | 500:5 | 600:5 | C200 |
| 143-122MR | 100:5 | 200:5 | 300:5 | 400:5 | 500:5 | 600:5 | 800:5 | 900:5 | 1000:5 | 1200:5 | C400 |
| 143-202MR | 300:5 | 400:5 | 500:5 | 800:5 | 1100:5 | 1200:5 | 1500:5 | 1600:5 | 2000:5 | - | C400 |
| 143-302MR | 300:5 | 500:5 | 800:5 | 1000:5 | 1200:5 | 1500:5 | 2000:5 | 2200:5 | 2500:5 | 3000:5 | C800 |
| 143-402MR | 500:5 | 1000:5 | 1500:5 | 2000:5 | 2500:5 | 3000:5 | 3500:5 | 4000:5 | - | - | C800 |
| 143-502MR | 500:5 | 1000:5 | 1500:5 | 2000:5 | 2500:5 | 3000:5 | 3500:5 | 4000:5 | 5000:5 | - | C800 |
Resources
View engineering resources and whitepapers.