BLOCK PT 4.5/2/12 变压器-产品快照
- 品牌:
- BLOCK
- 型号:
- PT 4.5/2/12
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| 供应商名称 | 电话 | 备注 |
|---|---|---|
| 暂无展示，可咨询在线客服 | 400-811-6961 |
 微信咨询，cs10@gchane.com , QQ1653501665
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产品介绍
BLOCK PT 4.5/2/12 变压器
12V ac 2 Output Through Hole PCB Transformer, 4.5VA
Block
Transformers PCB Mount, Short Circuit Proof, VB & PT Series 230Va.c. 50 to 60Hz primarySingle or twin secondary windings for series or parallel connection (For conformance reasons,0.35 to 3.2VA transformers with 2 x 15 and 2 x 18V outputs and all transformers with 2x 24V outputs should not have their secondaries connected in series as this means they will not meet the VDE 0550 approval)VB series (0.35 - 3.2VA) are inherently short circuit proofPT series (4.5 - 22VA) are protected by internal PTC deviceCompact designVacuum epoxy resin moulded to UL94-V0 ratingDouble section glass fibre reinforced polyamide bobbins100% electrical and flash testedHigh efficiency and low temperature riseLow inter-winding capacitanceLow radiated noiseExtra fixing holes for secure boarding mounting on 4.5VA and above Selection Guide (Dual secondary) VA Rating Fixing centres (mm) Pin configuration (mm) C1 C2 P1 S1 S2 A Pin Size 0.35 - - 15 5 5 15 0.6 Ø 0.5 - - 15 5 5 15 0.6 Ø 1.0 - - 20 10 5 20 0.8 Ø 1.5 - - 20 10 5 20 0.8 Ø 2.3 - - 20 10 5 20 0.8 Ø 3.2 - - 20 10 5 25 0.8 Ø 4.5 35 28 25 15 5 25 0.8 Ø 7.5 40 32 25 15 5 27.5 0.8 Ø 13 47.5 37.5 30 20 5 30 0.8 Ø 22 52.5 40 30 10 10 32.5 0.8 Ø Isolation Primary to Secondary 5kVSecondary to Secondary 250V Protection Class 2 Insulation: VB SeriesPT Series Class B (130°C) Class A (105°C)Class E (120°C) Class A (105°C) Fixing: mechanical fixings can be supplemented on the 4.5 to 22VA transformers by 4 self tapping crews (No-4 x 9.5mm max) using holes mounted in the corners of the case. Max Ambient Temperature 0.35 to 2.3VA +70°C, 3.2VA +50°C, 4.5 to 22VA +40°C Selection Guide (Single secondary) VA Rating Pin configuration (mm) P1 S1 A Pin Size 0.35 15 5 15 0.6 Ø 0.5 15 5 15 0.6 Ø 1.0 20 10 20 0.6 Ø 1.2 20 10 20 0.8 Ø 1.5 20 10 20 0.8 Ø 2.0 20 10 20 0.8 Ø 2.8 20 10 20 0.8 Ø 3.2 20 10 25 0.8 Ø Approvals ENEC 10; UL recognised component Standards EN 61558 ; Secondary Voltage Rating 12V ac; Power Rating 4.5VA; Primary Voltage Rating 230V ac; Number of Outputs 2; Length 44mm; Width 33mm; Depth 37mm; Dimensions 44 x 33 x 37mm; Weight 190g; Mounting Type Through Hole; Maximum Temperature +40°C; CAD Drawing 3D CAD Model;
PCB Transformers
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