Air Conditioner User Manual

Technical Specifications
Siemens Building Technologies, Inc. 49
Technical Specifications
Table 5. Electronic Bypass Specifications.
Specifications Description
208V, 3 ac±10%
240V, 3 ac ±10%
480V, 3 ac ±10%
Input Voltage (3 phase)
575V, 3 ac ±10%
Digital Inputs Six Digital Inputs as follows:
• Remote start input
• Remote safety 1
• Remote safety 2
• Interlock start
• Essential services
• Overload trigger
Inputs require a contact closure capable of providing a low
impedance path at currents less than 20 mA.
Relay/Digital Outputs Six Relay/Digital Outputs as follows:
• VFD fault
• Programmable output
• Drive select
• Bypass select
• Running on bypass
• Overload fault
Each relay has a maximum rating of 2A at 120V ac.
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, noncondensing
Table 6. SED2 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, 3 phase
power, and 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
VFD degree of efficiency 96% to 97%
Switch-on current Less than nominal input current