Product
group
GG
A din rail mounted four way AC current transducer. Accepting up to four inputs from the miniature split core current transformers supplied as a “kit” with the unit and giving four isolated analogue voltage signal outputs, either 0-5V DC or 0-10V DC. The maximum primary current possible is 50 Amps which is compatible with the 10mm ID of the split core CT. The YW4 has individual pairs of terminals for the CT inputs, whilst the output channels share a common 0V rail. The YW4 requires a separate AC or DC supply voltage with isolation offered via an internal transformer or DC to DC converter.
Supply & Measuring
Nominal supply tolerance: ±15%
Frequency: 50/60Hz
Max power consumption: 3VA
Input x 4: 0.1-50Amps via split core CT
Input impedance per channel: 10 Ohms
Output x 4: 0-5VDC or 0-10VDC
Output impedance: >1 KOhms
Gain error: <0.1% of full scale
Zero offset: <0.1% of full scale
Isolation
Supply to input & output:
Via internal transformer
DC to DC converter
Input to output: Via external CT
Output channel to channel: Common 0V rail
General
Operating temperature: -20°C to +65°C
Storage temperature: -20°C to +65°C
Max cable size: 2.5mm
CE marked: Yes
In accordance with:
EN61000-6-3: 2007
EN61010-1: 2002
Housing material: Polycarbonate, Auto extinguishable to UL 94 V-0
CT Specifications
Primary current range: 0.1 to 50Amps
Secondary current: 0-16.6mA
Accuracy class: Class 1
Max input current: 100 Amps continuous
Max circuit voltage: 600V AC (insulated cable)
Frequency: 10Hz to 5KHz
Internal diameter: 10mm
External dimensions (mm): 26W x 23D x 48H
TYPE
YW4/0-5VDC
YW4/0-10VDC
AUXILIARY SUPPLY OPTIONS
440VAC
415VAC
400VAC
380VAC
230VAC
110VAC
48VAC
24VAC
48VDC
24VDC
12VDC
Spare CT’s available separately, P/No. F-50A
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