LEM DK-B420 Series Current Transformer 400 A 50 V ac, 20V dc 21.7 mm Bore
- RS Stock No.:
- 446-0642
- Mfr. Part No.:
- DK 400 B420
- Brand:
- LEM
Subtotal (1 unit)*
£465.00
(exc. VAT)
£558.00
(inc. VAT)
FREE delivery for orders over £50.00
Temporarily out of stock
- 2 unit(s) shipping from 27 April 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £465.00 |
*price indicative
- RS Stock No.:
- 446-0642
- Mfr. Part No.:
- DK 400 B420
- Brand:
- LEM
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | LEM | |
| Product Type | Current Transformer | |
| Series | DK-B420 | |
| Secondary Current | 20, 4mA | |
| Terminal Type | Screw Terminal | |
| Primary Current | 400A | |
| Minimum Operating Temperature | -20°C | |
| Maximum Operating Temperature | 50°C | |
| Standards/Approvals | Safety IEC 61010-1 | |
| Weight | 120g | |
| Depth | 30mm | |
| Width | 89.7mm | |
| Mount Type | Panel | |
| Bore Size | 21.7mm | |
| Supply Voltage | 50, 20V ac | |
| Select all | ||
|---|---|---|
Brand LEM | ||
Product Type Current Transformer | ||
Series DK-B420 | ||
Secondary Current 20, 4mA | ||
Terminal Type Screw Terminal | ||
Primary Current 400A | ||
Minimum Operating Temperature -20°C | ||
Maximum Operating Temperature 50°C | ||
Standards/Approvals Safety IEC 61010-1 | ||
Weight 120g | ||
Depth 30mm | ||
Width 89.7mm | ||
Mount Type Panel | ||
Bore Size 21.7mm | ||
Supply Voltage 50, 20V ac | ||
- COO (Country of Origin):
- US
DK Series
Measurement of dc currents
Large aperture
Easy panel mounting
No insertion losses
Supply voltage 20/50Vdc - 22/38Vac
Accuracy ±1%
Size (HxWxD) 57.2 x 30 x 89.7mm
Operating Temperature -20 → +50°C
Weight 100g
Related links
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- LEM DK Series Split Core Current Transformer 300:1 21.7mm Bore, 20 → 50 V
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