Celsa 70030-4691 AST R21 Current Transformer 50/5A 21mm 1.25VA 1pc.

The Celsa current transformer attachment, model AST R21 50/5A, is designed for a primary current of 50 A and secondary current of 5 A, with a feed-through diameter of 21 mm. Manufactured by Celsa, this current converter is ideal for use in AC circuit monitoring and power management applications. The device ensures accurate current measurement fitting typical roles such as a Rogowski coil or current loop in electrical systems.

Type	Current transformer attachment
Primary Current	50A
Accuracy Class	1
Calibrated	FALSE
Height opening	0-0mm
Line feed-through (H)	0mm
Line feed-through (W)	0mm
Line feed-through diameter	21mm
Misc Attribute	AST R21 50/5A 1.25VA Kl. 1
Model	Attachable current transformer
Number of primary inputs	1
Opening diameter	21mm
Overcurrent limiting factor	FS 5
Rated primary current	50A
Rated secondary apparent power	125VA
Rated secondary current	5A
Secondary connection	Screw connection
Secondary current	5A
Snap mounting	FALSE
Width opening	0-0mm
With contact protection	TRUE
With copper rail	FALSE