- RS Stock No.:
- 738-7953
- Mfr. Part No.:
- TT3 25-4-4
- Brand:
- Block
Discontinued product
Alternative
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- RS Stock No.:
- 738-7953
- Mfr. Part No.:
- TT3 25-4-4
- Brand:
- Block
Technical Reference
Legislation and Compliance
- COO (Country of Origin):
- DE
Product Details
TT3 Series Transformers
Brought to you by Block, the TT3 series of 3 phase transformers are highly efficient and feature low heat loss. Fitted with easy-to-install mounting holes, the TT3 series transformers also feature screw terminal connections and integrated lifting eyes.
Features and Benefits:
Safe electrical isolation 400V 3 phase input
+ and - 5% tappings on the secondary windings
BLOCKIMPEX vacuum impregnation
+ and - 5% tappings on the secondary windings
BLOCKIMPEX vacuum impregnation
Standards
IEC 61558-2-4 DIN EN 61558-2-4 VDE 0570 part 2-4
Approvals
UL 1561; CSA 22.2
Laminated
Specifications
Attribute | Value |
---|---|
Primary Voltage Rating | 3 x 400V ac |
Secondary Voltage Rating | 3 x 400V ac |
Power Rating | 25kVA |
Length | 550mm |
Width | 550mm |
Depth | 297mm |
Dimensions | 550 x 510 x 297mm |
Minimum Operating Frequency | 50Hz |
Maximum Operating Frequency | 60Hz |
Maximum Temperature | +50°C |
Weight | 205kg |