Block Open Frame 10 kVA Auto-Transformer, 440 V, 460 V ac Primary, 400 V ac Secondary
- RS Stock No.:
- 738-7856
- Mfr. Part No.:
- AT3 10-44/46-4
- Brand:
- Block
Image representative of range
Bulk discount available
View bulk pricing optionsSubtotal (1 unit)*
£377.57
(exc. VAT)
£453.08
(inc. VAT)
FREE delivery for orders over £60.00
Temporarily out of stock
- 1 unit(s) shipping from 19 August 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 - 4 | £377.57 |
| 5 + | £339.81 |
*price indicative
- RS Stock No.:
- 738-7856
- Mfr. Part No.:
- AT3 10-44/46-4
- Brand:
- Block
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Block | |
| Primary Voltage | 440 V, 460 V ac | |
| Product Type | Auto-Transformer | |
| Secondary Voltage | 400 V ac | |
| Construction | Open Frame | |
| Mount Type | Wall, Floor Standing, Chassis | |
| Termination Type | Screw | |
| Minimum Operating Frequency | 50Hz | |
| Secondary Power | 10kVA | |
| Maximum Operating Temperature | 40°C | |
| Maximum Operating Frequency | 60Hz | |
| Length | 267mm | |
| Series | AT3 10-44/46-4 | |
| Width | 125mm | |
| Standards/Approvals | CSA 22.2, IEC 61558-2-13, VDE 0532, VDE 0570 part 2-13, C-UL-US, UL 506, DIN EN 61558-2-13 | |
| Depth | 215mm | |
| Weight | 14.40kg | |
| Select all | ||
|---|---|---|
Brand Block | ||
Primary Voltage 440 V, 460 V ac | ||
Product Type Auto-Transformer | ||
Secondary Voltage 400 V ac | ||
Construction Open Frame | ||
Mount Type Wall, Floor Standing, Chassis | ||
Termination Type Screw | ||
Minimum Operating Frequency 50Hz | ||
Secondary Power 10kVA | ||
Maximum Operating Temperature 40°C | ||
Maximum Operating Frequency 60Hz | ||
Length 267mm | ||
Series AT3 10-44/46-4 | ||
Width 125mm | ||
Standards/Approvals CSA 22.2, IEC 61558-2-13, VDE 0532, VDE 0570 part 2-13, C-UL-US, UL 506, DIN EN 61558-2-13 | ||
Depth 215mm | ||
Weight 14.40kg | ||
- COO (Country of Origin):
- DE
AT3 Series Autotransformers
Range of high efficiency low heat loss 3 phase auto transformers
Common input and output windings
Easy installation-mounting holes provided
Screw terminal connections
Reverse operation posible
Transformers tested to EN 61558-2-13
BLOCKIMPEX vacuum impregnation
Approvals
UL 5085-1/2 CSA 22.2
Related links
- Block Open Frame 10 kVA Auto-Transformer 460 V ac Primary, 400 V ac Secondary
- Block Open Frame 2 kVA Auto-Transformer 440 V Primary, 400 V ac Secondary
- Block Open Frame 15 kVA Auto-Transformer 440 V Primary, 400 V ac Secondary
- Block Open Frame 25 kVA Auto-Transformer 440 V Primary, 400 V ac Secondary
- Block Open Frame 10 kVA Auto-Transformer 575 V Primary, 400 V ac Secondary
- Block Open Frame 10 kVA Auto-Transformer 400 V ac Secondary
- Block Open Frame 10 kVA Auto-Transformer 200 V Primary, 400 V ac Secondary
- Block Open Frame 3.5 kVA Auto-Transformer 400 V ac Secondary