This power distribution board routes DC power to multiple GE Mark VIe turbine control modules. It accepts input from the system power supply and distributes to I/O racks. Therefore, it ensures clean, protected power delivery across all system components.
Physical and Distribution Specifications
The GE IS200JPDSG1A IS200JPDSG1AEC measures 26.0 cm in length and 18.5 cm in width. Moreover, its board weight equals approximately 0.58 kg for rack mounting. A single 64-pin male connector links this board to the VME backplane. Additionally, the board provides ten independent fused output channels.
| Parameter | Specification |
|---|---|
| Brand | General Electric (GE) |
| Full Model | IS200JPDSG1A IS200JPDSG1AEC |
| Category | Power Distribution Board |
| Dimensions (L x W) | 26.0 cm x 18.5 cm (10.24″ x 7.28″) |
| Board Weight | 0.58 kg (1.28 lbs) |
| Primary Interface | 1 x 64-pin Male Connector |
| Input Power Connections | 2 Terminal Blocks (+5V, +24V, Common) |
| Output Channels | 10 Independent Outputs (Fused) |
| Output Voltage 1 | +5 VDC (Pass-Through) |
| Output Current 1 per Channel | 3.0 A Maximum |
| Output Voltage 2 | +24 VDC (Pass-Through) |
| Output Current 2 per Channel | 1.5 A Maximum |
| Total Output Current (5V) | 15.0 A (All Channels Combined) |
| Total Output Current (24V) | 8.0 A (All Channels Combined) |
| Fuse Type per Channel | PTC Resettable (1.0A to 3.0A Range) |
| Fault Indication | LED per Channel (Fuse Blown) |
| Reverse Polarity Protection | Yes (Series Diodes on Input) |
| Transient Suppression | Yes (TVS Diodes per Output) |
| Voltage Drop (Input to Output) | < 0.2 VDC at Full Load |
| On-Board Components | 10 PTC Fuses + 10 TVS Diodes + 10 LED Drivers + 6 Rectifier Diodes + 1 EMI Filter + 4 Protection Diodes |
| Energy Storage | 3 x 100 µF Electrolytic Capacitors (35V) + 2 x 10 µF Tantalum (25V) |
| Operating Voltage | +5 VDC and +24 VDC from Backplane |
| Isolation Rating | None (Direct Pass-Through) |
| Operating Temperature | -20°C to +65°C (-4°F to +149°F) |
| Status Indicators | 1 Green LED (Power Input) + 10 Red LEDs (Fuse Blown per Channel) + 1 Green LED (Output Enable) |
Power Distribution and Fusing Features
The GE IS200JPDSG1A IS200JPDSG1AEC distributes power to ten independent output channels. Specifically, each channel includes a PTC resettable fuse for overcurrent protection. In addition, TVS diodes suppress voltage transients on each output line. Moreover, series diodes provide reverse polarity protection for the input supply. Furthermore, each channel has a red LED that lights when the fuse trips. Consequently, this board protects downstream modules from short circuits and overloads.
PTC Resettable Fuse Technology
This power distribution board uses PTC resettable fuses instead of disposable fuses. For instance, when a fault clears, the PTC fuse automatically resets after cooling. In addition, this eliminates the need to replace fuses after transient faults. Moreover, the fuse ratings range from 1.0 amps to 3.0 amps per channel. Furthermore, the PTC fuses respond quickly to short circuit conditions. Thus, the GE IS200JPDSG1A IS200JPDSG1AEC reduces maintenance time in turbine control cabinets.
Energy Storage and Power Filtering
This power distribution board stores minimal energy using five onboard capacitors. Specifically, three electrolytic capacitors filter the input power for stable distribution. In addition, two tantalum capacitors provide high-frequency noise suppression. Moreover, these capacitors maintain output voltage during brief load transients. Furthermore, the board includes an EMI filter for conducted noise reduction. Therefore, this board delivers clean, filtered power to all downstream Mark VIe modules.
Installation and Diagnostic Indicators
Twelve LED indicators provide operational status at a glance on this board. First, a green Power Input LED lights when both 5 VDC and 24 VDC supplies are present. Second, a green Output Enable LED illuminates when the board enables output distribution. Third, ten red Fuse Blown LEDs illuminate when a channel’s PTC fuse has tripped. Additionally, the board features six mounting holes for secure rack attachment. Thus, you can diagnose power distribution faults instantly without external test equipment.
Details
| Weight | 0.1 kg |
|---|---|
| Dimensions | 25 × 108 × 127 mm |
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