The A1504640-570 is an auxiliary current transformer, model ACT-645, with a 7.5:5 turns ratio and T400 RF1.5 rating. It steps down primary current for metering, protection, or control inputs in medium-voltage switchgear or industrial power distribution.

A1504640-570 ACT-645 7.5:5 T400 RF1.5 Current Transformer, E
MPNA1504640-570
End of Life
A1504640-570, ACT-645 auxiliary current transformer, 7.5:5 ratio, T400 RF1.5, lifecycle end-of-life.
Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for machine-down parts
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026
Product details
Frequently asked questions
Who supplies A1504640-570 and how is it quoted for volume purchases?
We supply A1504640-570 through our independent distribution network. Volume purchases are quoted against an RFQ — availability and current pricing are confirmed at quote time.
What is A1504640-570's listed description?
The description is: AUX CURRENT / AUX CURRENT TRANSFORMER (ACT-645 7.5:5 T400 RF1.5).
MPN
A1504640-570