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Model VB 2,8/1/9
Description VB 和 PT 系列 230V 交流 50 至 60Hz 初级绕组 单或双次级绕组，用于串联或并联（出于安全符合性的原因，带 2 x 15 和 2 x 18V 输出的 0.35 至 3.2VA 变压器以及带 2 x 24V 输出的所有变压器不应将其次级绕组进行串联，因为这意味着它们不会符合 VDE 0550 认证） VB 系列 (0.35 - 3.2VA) 固有短路保护 PT 系列 (4.5 - 22VA) 由内部 PTC 设备提供保护 紧凑设计 真空环氧树脂模制，达到 UL94-V0 等级 双载面玻璃纤维增强聚酰胺线轴 100% 电气和绝缘试验 高效率和低温度上升 低绕组间电容 低辐射的噪音 额外固定孔，确保在 4.5VA 及更高变压器上板安装紧固 选择指南（双次级） --- VA 额定值 | 固定中心 (mm) | | 引脚配置 (mm) | | | | | C1 | C2 | P1 | S1 | S2 | A | 引脚尺寸 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 隔离 | | 初级至次级 5kV 次级至次级 250V ---|---|--- 防护等级 | | 2 级 绝缘： | VB 系列 PT 系列 | B 级 (130°C) A 级 (105°C) E 级 (120°C) A 级 (105°C) 固定：通过 4 颗自攻螺钉（最大使用 4 号 x 9.5mm）和使用箱角的固定孔，增强 4.5 至 22VA 变压器的机械固定。 | | 最高环境温度 | 0.35 至 2.3VA +70°C、3.2VA +50°C、4.5 至 22VA +40°C | 选择指南（单次级） --- VA 额定值 | 引脚配置 (mm) | | | | P1 | S1 | A | 引脚尺寸 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 ### 认可 ENEC 10; UL 认证组件 ### 标准 EN 61558 ### 封闭式 - 叠片式 VB，PT 系列
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Brand: Block
Packaging Through Hole
Delivery time
Packaging method
Standard packaging quantity 1
88.85  yuan 88.85yuan
  • Freight charges：   In stock Freight rate：$13.00
  • Quantity： Inventory(1383) Minimum order quantity(1)
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Technical parameters/rated power:

2.8 VA

 

Technical parameters/number of output interfaces:

1

 

Encapsulation parameters/installation method:

Through Hole

 

Dimensions/Length:

32.3 mm

 

Dimensions/Width:

27.3 mm

 

Physical parameters/weight:

140 g

 

Compliant with standards/RoHS standards:

RoHS Compliant

 

Compliant with standard/REACH SVHC version:

2016/06/20

 

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