English

6.

Specifications

 

 

 

Input frequency:

47 Hz to 63 Hz

 

Power factor:

λ ≥ 0.7

 

Output frequency range:

0 Hz to 50 Hz (0 Hz to 120 Hz using OPm2 or serial link)

 

 

 

Resolution:

0.01 Hz

 

Overload capability:

150% for 60 s, related to nominal current

 

Protection against:

Inverter overtemperature

 

 

Motor overtemperature

 

 

Overvoltage and undervoltage

 

Additional protection:

Against short-circuits and locked motor shaft

 

Analogue Input:

0 - 10 V/2 - 10 V (recommended potentiometer 4.7 kΩ

)

 

0 - 20 mA/4 - 20 mA

 

PI Input:

0 - 10 V

 

 

0 - 20 mA

 

Analogue setpoint resolution:

10-bit

 

Setpoint stability:

Analogue < 1%

 

 

Digital < 0.02%

 

Motor temperature monitoring:

l2t control

 

 

PTC input

 

Ramp times:

0 - 650 s

 

 

 

 

Control outputs:

1 relay 24 V DC / 1 A

 

 

WARNING: External inductive loads must be suppressed in an

 

appropriate manner (see section 2.1 (4)).

 

Interface:

RS485

 

Inverter efficiency:

97%

 

Operating temperature:

-10oC to +40oC

 

Storage/transport temperature:

-40oC to +70oC

 

Humidity:

99% non-condensing

 

Installation height above sea level:

< 1000 m

 

Degree of protection:

IP55

 

 

IP65 (inverter housing)

 

Protective separation of circuits:

Double insulation or protective screening

 

Electro-magnetic compatibility (EMC):

See section 7.3

 

© STÖBER plc 1998

05.02.01

30