Operating Instructions

Technical Specifications
Siemens Building Technologies, Inc. 45
Technical Specifications
Table 5. C-Bypass Specifications.
Specifications Description
208V, 3AC ± 10%
240V, 3AC ± 10%
480V, 3AC ± 10%
Input Voltage (3-phase)
575V, 3 AC ± 10%
Operating: 14°F to 104°F (-10°C to 40°C)
Temperature
Storage: -40°F to 158°F (-40°C to 70°C)
Humidity 0 to 95% rh, non-condensing
Table 6. Drive Specifications.
Drive Specifications Description
200V to 240V, 3 AC ± 10%. 1/2 hp to 60 hp (2.3 Amps to 154 Amps)
380V to 480V, 3 AC ± 10% 1/2 hp to 125 hp (1.2 Amps to 178 Amps)
Input voltage and power
ranges (3 phase)
Amps
500V to 600V, 3 AC ± 10% 1 hp to 125 hp (2.3 Amps to 125 Amps)
Input frequency 47 Hz to 63 Hz
Output frequency 0 Hz to 150 Hz
Power factor ≥0.9 total, ≥0.97 displacement
VFD degree of efficiency 96% to 97%
Switch-on current Less than nominal input current
Auxiliary supply 24V Glavanically separated, unregulated auxiliary supply (18V to 32V) 100 mA
Overload capacity 110% for 60 seconds
Control method Linear, parabolic and programmable V/f; and flux current control low-power
mode
PWM frequency 4k Hz to 16k Hz (adjustable in 2k Hz increments)
Fixed frequencies 15 programmable
Skip frequency bands 4 programmable
0.01 Hz digital
0.01 Hz serial
Setpoint resolution
10 bit analog
Digital inputs (sink/source) 6: fully programmable and scalable isolated digital inputs, switchable
Analog inputs 2: 0 to 10 Vdc, 0/4 mA to 20 mA , can also be configured as digital inputs or
Ni 1000 input
Relay outputs 2: configurable 30 Vdc/5A (resistive), 250 Vac 2A (inductive)
Analog outputs 2: programmable (0/4 mA to 20 mA or 0V to 10 Vdc)
Serial interface RS-485;
Protocols: Siemens, P1 and Johnson, N2;
Transmission rate: Up to 38.4k Baud