For installers: A summary of Current Transformer (CT's) and R-Coil specifications for all Wattwatchers Auditors
The Current Transformers (CT's) and Rogowski Coils (R-Coils) required by Wattwatchers for Auditors are sold by us in sets of three in the following ratings:
- 60A CT
- 120A CT
- 200A CT
- 400A CT
- 600A CT
- 600A CT for billing - CET PMC-340-BB
- 1500A CT for billing - CET PMC-340-BB
- 3,000A Rogowski Coils
60A CT's
Use with: Auditor 6M & 6W
Max Current: 60A
Accuracy Class: 1.0
Type: Split-Core
Internal opening diameter: 10mm
External dimensions: 25x40x23mm
Cable: 1.8m (UL21885 24AWG*2C OD:3.6 grey jacket PVC wire)
120A CT's
Use with: Auditor 6M & 6W
Max Current: 120A
Accuracy Class: 0.5
Type: Split-Core
Internal opening diameter: 16mm
External dimensions: 40x45x30mm
Cable: 1.8m (UL21885 24AWG*2C OD:3.6 grey jacket PVC wire)
200A CT's
Use with: Auditor 6M & 6W
Max Current: 200A
Accuracy Class: 0.5
Type: Split-Core
Internal opening diameter: 24mm
Cable: 1.8m (UL21885 24AWG*2C OD:3.6 grey jacket PVC wire)
400A CT's
Use with: Auditor 6M & 6W
Max Current: 400A
Accuracy Class: 0.5
Type: Split-Core
Internal opening diameter: 25mm
Cable: 1.8m (UL21885 24AWG*2C OD:3.6 grey jacket PVC wire)
600A CT's
Use with: Auditor 6M & 6W
Max Current: 600A
Accuracy Class: 0.5
Type: Split-Core
Internal opening diameter: 36mm
External dimensions: 48x80x60mm
Cable: 1.8m (UL21885 24AWG*2C OD:3.6 grey jacket PVC wire)
600A Billing CT's
Use with: Auditor 6M+One and fit to CET PMC-340BB
Max Current: 600A
Accuracy Class: 0.5
Type: Split-Core
Internal opening diameter: 36mm
External dimensions: 48x80x60mm
Cable: 3.0m - UL21885 2 x 16AWG - grey jacket PVC wire
1500A Billing CT's
Use with: Auditor 6M+One and fit to CET PMC-340BB
Max Current: 1500A
Accuracy Class: 0.5
Type: Split-Core
Internal opening diameter: 80mm
External dimensions: 140mm external diameter
Cable: 3.0m - UL1015 2 x 16AWG - grey jacket PVC wire
3,000A Rogowski Coils
Use with: Auditor 3RM
Max Current: 3,000A
Accuracy Class: 0.5
Type: Split-Core
Internal opening diameter: 95mm
External dimensions: 100mm external diameter
Cable: 3.0m - black polyurethane UL94-V0
2 x 22 AWG with shield
Downloads
📎 600V (Grey) CTs Specifications