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Stamford AS440 Voltage Regulator
Stamford AS440 Voltage Regulator
Stamford AS440 Voltage Regulator
Stamford AS440 Voltage Regulator
Manuals:
Electronics / Electricity
Voltage Regulators
STAMFORD

Stamford AS440 Voltage Regulator

Reference:
G076712

767,60 €
634,38 € excluding VAT

This is the final price. Buy directly from the web.

IN STOCK

STAMFORD ORIGINAL

Regulador de tensión (AVR) Stamford AS440, analógico, autoexcitado, sensado 2 fases, tecnología SMT. Salida máx. 82VDC, 4A continua (7,5A/10s), regulación ±1%. Estándar en alternadores Stamford S4 y HC5. Sustituye al SX440. Fabricado en Reino Unido.

  • Weight0.3 kg
    Dimensions19 × 16 × 6 cm
    HS CODE

    Country of origin

In stock: 1

Description

Replaces the AVR SX440

Regulador de Tensión Stamford AS440: AVR analógico autoexcitado

El AS440 es un AVR analógico autoexcitado, con sensado a dos fases y tecnología de montaje superficial (SMT), que sustituye al antiguo SX440. Se ofrece de serie en los alternadores Stamford S4 y HC5, y es opcional en los UC22/UC27.

Technical characteristics

  • Part number: G076712
  • Manufacturer: Stamford (Newage/AvK)
  • Type: Analog AVR, self-excited, 2-phase sensing, SMT technology
  • Compatible alternators (original equipment): Stamford S4, HC5 (standard); UC22, UC27 (optional)
  • Sensing: 100–130 V AC or 190–264 V AC, selectable via jumper, single-phase, 50–60 Hz
  • Output: max. 82V DC at 200V AC input, 4A continuous, 7.5A intermittent (10s), minimum resistance 15Ω
  • Regulation: ±1%
  • Start-up voltage (build-up): 4 V at the AVR terminals
  • Power dissipation: 12 W maximum
  • Analog input: max. ±5 V DC, sensitivity 1 V = 5% generator voltage (adjustable), input resistance 1 kΩ
  • Quadrature droop input: max. sensitivity 0.07 A for 5% droop at 0 PF, max. input 0.33 A
  • Overexcitation protection: 75 V DC, 10- to 15-second delay (fixed)
  • Low-frequency protection (UFRO): setpoint 94–981 TP4T Hz
  • External voltage adjustment: ±10% with a 1 kΩ, 1 W potentiometer
  • Typical response: AVR 20 ms, field current at 90% in 80 ms, machine voltage at 97% in 300 ms
  • Operating temperature: -40°C to +70°C
  • Storage temperature: -55°C to +80°C
  • Relative humidity: up to 95% at 0–70°C
  • Permissible vibration: 20–100 Hz, 50 mm/s; 100 Hz–2 kHz, 3.3 g
  • Weight: 0.3 kg
  • Dimensiones: 19 x 16 x 6 cm
  • Country of origin: United Kingdom

Is it compatible with my Stamford alternator?
El AS440 es el AVR original de los alternadores Stamford S4 y HC5, y también se ofrece como opción en los UC22 y UC27. Si tu alternador es de otro modelo, lo más fiable es comprobar la referencia del AVR ya instalado o la placa de características del alternador. Si tienes dudas, contact us at with the exact model of your alternator or generator set.

Reference:
G076712
Do you have doubts or need advice?
You can contact us by phone or email. We will be happy to advise you throughout the entire purchasing process.

  • Express Delivery Policy: 24/48-hour shipping to the Iberian Peninsula

  • High-Quality Security Policy: 100% Original Product Guarantee

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