3 Phase connectable
Uninterrupted AC power (UPS function)
Power Control – Dealing with limited generator or shore side power
Power Assist – Boosting the capacity of shore or generator power
LCD display for parameter setting and error messages
Programming auxiliary relay (x 3)

Battery Charger
Adaptive 4-stage charge characteristic: Bulk-Absorption-Float-Equalize
The right amount of charge: Variable Absorption Time
Preventing damage due to excessive gassing: The Battery Safe Mode
Less maintenance and aging when the battery is not in use: The Equalize Mode
2 outputs to charge 2 battery banks
To increase battery life: Temperature Compensation
Battery Voltage Sense
Extensional Solar Charger Capacity expansion by max. 10 sets of solar chargers (Our Premium Series)

Stackable Inverter ~ When you need more power one day. Stack one more SI inverter to have more power.
Maximum 5pcs for each phase; 15pcs for 3phase.
3 Phase available ~ 2 or more SI inverters to have 3phase change is workable.
Solar charge controller: option and communicated with PM Premium series.
Premium series is stackable also. (Max. 10units).
PM provides off grid system at maximum 90KW inverter + 600Amp solar charge control


  MODEL PM-1500SI-12 (12 Volt)
PM-1500SI-24 (24 Volt)
PM-1500SI-48 (48 Volt)

  Input Voltage Range (VDC)

9.5~16VDC / 19~32VDC / 38~64VDC

  Output Voltage (VAC)

90~120VAC / 185~240VAC

  Output Frequency

50Hz / 60Hz ± 0.1%

  Output Voltage

Pure sinewave


< 5%

  Power Factor

All loads

  Switch-on Behavior

Nominal output voltage within 20 msec.

  Cont. Output Power at 25°C(W) (cos£c=1.0)


  Cont. Output Power at 40°C(W) (cos£c=1.0)


  Maximum Power (W)


  Maximum Efficiency (%)

82 / 84 / 85

  Zero-load Power (W)

< 20W


  Input Voltage Range (VAC)

100~125VAC / 200~250VAC

  Input Frequency

45~55Hz / 55~65Hz

  Power Factor


  Charge Characteristic

4-stage adaptive

  Maximum DC Voltage Ripple (Vrms)

< 1.25 V

  Charge Voltage “Absorption” (VDC)

14.4V / 28.8V / 57.6V

  Charge Voltage “Float” (VDC)

13.8V / 27.6V / 55.2V

  Output Charge “Voltage” (VDC) Min.,Max.

8V, 16V / 11V, 32V / 22V, 64V

  Charge Current House Battery (A)

70A / 40A / 20A

  Charge Current Starter Battery (A)



  Protected by Thermal Circuit Breaker

30A (110V) / 15A (220V)

  Switch-over Time Inverter to AC Input

0 msec.

  Switch-over Time AC Input to Inverter

0 msec.

  Detection Time AC Input Fault

4 msec. to 10 msec.

  Trip Level Mains to Inverter

90VAC / 180VAC

  Trip Level Inverter to Mains

94VAC / 187VAC

  Min.- Max. Frequency Range (50Hz/60Hz)

45~55Hz or 55~65Hz


  Power Control


  Power Assist


  Auto Transfer Switch (A)


  Multi-purpose Relay

3 relays


Output short circuit, Overload,
Battery overvoltage,
Battery undervoltage,
Battery reverse polarity detection,
Over temperature,
High input voltage ripple

  Common Characteristics

Operating temperature range: -20°C to +50°C
(fan assisted cooling) Humidity: max 95% (non condensing)

  Weight (kg)


  Dimensions (L x W x H) mm

380 x 285 x 185 mm


  Solar Charger

SCC Series PM-SCC-45A-1248 / PM-SCC-60A-1248
(Max. 10 sets for parallel connection)

  Remote Controller

Remote monitoring available, optional cables: 3M/15M

  Battery Temperature Sensor (BTS)

Compensation for the battery charging voltage and current


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