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Nihon Kohden Bsm2301 Power Board U550013B / U550013C
Product Details:
| Place of Origin: | ORIGINAL |
| Brand Name: | nihon kohden |
| Model Number: | bsm2301 |
Payment & Shipping Terms:
| Minimum Order Quantity: | 1 |
|---|---|
| Price: | Negotiation, pls contact me |
| Packaging Details: | Carton box |
| Delivery Time: | Within 1-2 working days after the payment was confirmed |
| Payment Terms: | T/T, Western Union |
| Supply Ability: | 10 |
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Detail Information |
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| Brand: | Nihon Kohden | Model: | Bsm2301 |
|---|---|---|---|
| Pn: | U550013B / U550013C | Warranty: | 3 Months |
| Price: | NEGOTIABLE | ||
| Highlight: | U550013C power board,bsm2301 power board |
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Product Description
PN:U550013B / U550013C nihon kohden bsm2301 power board
Brand: Nihon Kohden | Applicable Model: BSM-2301A/C/K | Part Number: U550013B / U550013C (Power Supply Unit)
1. Basic Input Parameters
- AC Input Voltage: 100–240 VAC ±10%, auto-switching
- AC Input Frequency: 50/60 Hz ±2%
- Input Current: Max 1.0 A @ 100 VAC
- Power Consumption: AC mode: 70 VA max; Battery mode: 40 W max
- Fuse: Built-in 2 A / 250 VAC slow-blow fuse (AC inlet)
- Battery Input: 10.8–15.0 VDC (rechargeable Ni-MH battery pack, 10HR-4/3FAUC-NK)
2. DC Output Parameters (Main Power Board)
| Output Channel | Voltage | Current Rating | Load & Function |
|---|---|---|---|
| +15 VDC | +15.0 V ±5% | 3.0 A max | Main system, analog circuits, backlight, NIBP/IBP modules |
| +5 VDC | +5.0 V ±3% | 2.5 A max | Digital logic, CPU, touchscreen, interface modules |
| +3.3 VDC | +3.3 V ±3% | 1.5 A max | MCU, memory, communication circuits (DC-DC converted from +15 V) |
| -5 VDC | -5.0 V ±5% | 0.5 A max | Analog signal conditioning (ECG/Resp) |
| +6 VDC | +6.0 V ±5% | 1.0 A max | Optional recorder module (WS-231P) |
3. Physical & Environmental Specifications
- Board Dimensions: Approx. 150 × 100 × 35 mm (L×W×H)
- Weight: Approx. 0.45 kg
- Operating Temperature: 0 °C to +40 °C
- Storage Temperature: -20 °C to +60 °C
- Relative Humidity: 30%–85% RH (non-condensing)
- Altitude: Operating: -500 m to 3,000 m; Storage: -500 m to 13,100 m
4. Protection & Safety Features
- Over-Voltage Protection (OVP): Triggers at >16.5 V (+15 V), >5.5 V (+5 V)
- Over-Current Protection (OCP): Auto-shutdown on over-current for all outputs
- Short-Circuit Protection (SCP): Foldback current limiting, auto-recovery
- Isolation Voltage: 4,000 VAC (input to output, medical grade)
- Leakage Current: <100 µA (patient leakage, meets IEC 60601-1)
- EMC Compliance: IEC 60601-1-2, EN 55011 Class B (emission)
5. Control & Interface
- Power Control: Integrated power management MCU, AC/battery auto-switching
- Battery Charging: Normal charge: 370 mA (16 hrs max); Trickle charge: 370 mA (1.2s / 1min interval)
- Connectors:
- CN401: Main output to MAIN board (+15V, +5V, GND, control signals)
- AC Inlet: IEC C6 socket with fuse & ground terminal
- Battery Connector: CN1401 (10.8–15 VDC input)
6. Compliance Standards
- Safety: IEC 60601-1:2005, IEC 60601-2-49 (medical electrical safety)
- EMC: IEC 60601-1-2:2007, EN 60601-1-2
- Performance: Nihon Kohden internal medical PSU specifications
Key Notes
- This PSU is shared with BSM-2303/2304/2351 series (same core output specs).
- +3.3 V is generated by on-board DC-DC converter from primary +15 V output.
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