STAMFORD® AS540 Voltage Regulator AVR
| Product Group: | STAMFORD® voltage regulators |
| Part/Model #: | AS 540 |
| Quality: | Factory tested, satisfaction guaranteed |
| Condition: | 100% genuine, certified factory original |
| Warranty: | Full factory warranty |
| Pricing: | Below MSRP |
| Shipping: | Overnight as available |
STAMFORD® AS540 Voltage Regulator AVR
Description:
The STAMFORD® AS540 Automatic Voltage Regulator (AVR) allows you greater control, with features like: Voltage Control [VOLTS], Stability Control [STAB], Under-Frequency Roll-Off [UFRO] and Over-Excitation Control [EXC].
Power input voltage is 95-265V ac 1 phase and Frequency 50-60 Hz nominal. Power output voltage is 82V dc @ 200V ac input.
Identical Automatic Voltage Regulator as:
Stamford® VR A054P369
Details:
Brand New! In Stock. Ships same day. Worldwide.
Manufacturer:
Cummins Generator Technologies
Manufacturing Origin:
United Kingdom (UK)
Stamford Automatic voltage regulator AVR AS480
High quality replacement model for Stamford AS480 AVR with reasonable price!
Replacement Models:AS440, AS480, SX440, SX460, MX341, MX321, MX450
Original Modules: AS440, AS480, SX460, MX341, MX321, MX450, MX342, MX330, EBC-1, RSK1001, RSK2001, RSK5001, RSK6001
The Brands mentioned here are for reference purpose only, our parts can exactly replace the original ones.
STAMFORD AVR AS480 is using on Stamford P044 and P144 industrial and marine alternators.
AS480 is equipped with a overexcitation shutdown, the AVR is constantly monitoring the exciter field and will provide the required signal to collapse the output voltage if needed.
Stamford P044 Series Alternator includes:
PI042D PI042E PI042F PI042G
Stamford P144 Series Alternator includes:
PI144D PI144E PI144F PI144G PI144H PI144J PI144K PM144D PM144E PM144F PM144G PM144H PM144J PM144K
| Sensing Input | Voltage | 100-264 V ac 1 phase | ||
| Frequency | 50-60 Hz nominal | |||
| Output | Voltage | 82 V d.c. @ 200 Va.c power input; 45 V d.c. @ 110 Va.c power input. | ||
| Current | Continuous 5A , transient 7.5A for 10 secs. | |||
| Resistance | 15 ohms minimum | |||
| Regulation | +/- 1% | |||
| Thermal Drift | 0.03% per Deg. C change in AVR ambient | |||
| Typical system Response | AVR response | 20ms | ||
| Filed current to 90% | 80 ms | |||
| Machine Volts to 97% | 300ms | |||
| External voltage adjustment | +/-10% with 1 k ohm 1 watt trimmer; Increasing resistance lowers voltage; Fixed 15kOhm resistor enables 110V sensing | |||
| Under frequency protection | Set point: 94 -98% Hz | |||
| Unit power dissipation | 12 watts maximum | |||
| Build up voltage | 4 Volts @ AVR terminals | |||
| QUADRATURE DROOP INPUT | 10 ohms burden | |||
| Max. sensitivity: 0.07 A for 5% droop 0PF | ||||
| Max. input: 0.33 A | ||||
| Over Excitation Protection | Set poit | 67 Vdc +/-3% (fixed | ||
| Time Delay | 10-15 seconds (fixed) | |||
| Environmental | Vibration | 20-100 Hz,50mm/se | ||
| 100Hz - 2kHz, 3.3g | ||||
| Operating Temperature | -40 to +70 Deg. C | |||
| Relative Humidity 0-70 Deg. C | 95% | |||
| Storage Temperature | -55 to +80 Deg. C | |||
