Circuit Shields

Below the protective relays are organized by type. If you have trouble finding the manual you are looking for please reach out! Give us a call at 203-888-7500 or E-mail us at sertec@cbsalesne.com!

46D & 46H

Type 46D & 46H Negative Sequence Overcurrent Relays – 46D-IB-7-6-1-7-2B.pdf

891.46 KB

87T

Type 87T Single-Phase Transformer Differential Relay – 87T-IB-7-6-1-7-4B.pdf

1.72 MB