Part Numbers

Part Number	Ratio
19***-301	300:5
19***-401	400:5
19***-501	500:5
19***-601	600:5
19***-701	700:5
19***-751	750:5
19***-801	800:5
19***-102	1000:5
19***-122	1200:5
19***-152	1500:5
19***-162	1600:5
19***-182	1800:5
19***-192	1900:5
19***-202	2000:5
19***-252	2500:5
19***-302	3000:5
19***-322	3200:5
19***-301-1	300:1
19***-401-1	400:1
19***-501-1	500:1
19***-601-1	600:1
19***-751-1	750:1
19***-801-1	800:1
19***-102-1	1000:1
19***-122-1	1200:1
19***-152-1	1500:1
19***-162-1	1600:1
19***-182-1	1800:1
19***-192-1	1900:1
19***-202-1	2000:1
19***-252-1	2500:1
19***-302-1	3000:1

Toroidal Current Transformer Model 19 (4.25" dia.)

Toroidal Current Transformers designed for use with ammeters, wattmeters and cross current compensation or for relay driver applications. Available in square case with mounting holes (19SHT) and thin round case (19RL). All models have an insulation level of 600V, 10 kV BIL Full Wave, 50–400 Hz and are CSA and UL Recognized.

Ratio	300:5 to 3000:5
Window Size	4.25" Diameter
Application	Ammeter, Wattmeter & Cross Current Compensation
Frequency	50–400 Hz
Insulation Level	600V, 10kV BIL Full Wave
Standards	CSA 66.1-06, CSA 66.2-06, IEEE C57.13, UL 506
Weight	Approx. 3 lbs.

Available case styles: 19SHT (square, mounting holes), 19RL (thin round, leads).
Flexible leads are UL 1015, 105°C, CSA approved #16 AWG, 24" long standard. Non-standard lengths available on request.
Terminals are brass studs No. 8-32 UNC with one flat washer, one lock washer and one nut each (square case only).
Mounting Bracket Kits for 19SHT/19SHL sold separately (P/N 1121A00022).
Available in 1 AMP and 5 AMP secondary versions.

Datasheet – Ratio to 5 (PDF) Datasheet – Ratio to 1 (PDF)

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