Danfoss VLT Ea4, Operating Manual

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Temperature during storage/transport -25 to +65/70 °C (-13 to +149/158 °F)
Maximum altitude above sea level without derating 1000 m (3280 ft)
Maximum altitude above sea level with derating 3000 m (9842 ft)
EMC standards, Emission IEC/EN 61800-3
EMC standards, Immunity IEC/EN 61800-3
Energy efficiency class IE2
(2)
1
When operating the unit above nominal temperatures, apply derating.
2 Determined according to IEC 61800-9-2 (EN 50598-2) at:
Rated load.
90% rated frequency.
Switching frequency factory setting.
Switching pattern factory setting.
7.6 Cable Specifications
Maximum motor cable length, shielded 150 m (492 ft)
Maximum motor cable length, unshielded 300 m (984 ft)
Maximum cross-section to control terminals, rigid wire 1.5 mm
2
/16 AWG
Maximum cross-section to control terminals, flexible cable 1 mm
2
/18 AWG
Maximum cross-section to control terminals, cable with enclosed
core 0.5 mm
2
/20 AWG
Minimum cross-section to control terminals 0.25 mm
2
/24 AWG
7.7 Control Input/Output and Control Data
7.7.1 Digital Inputs
All digital inputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
Programmable digital inputs
4 (6)
Terminal number (1) 18, 19, 27, 29, 32, 33
Logic PNP or NPN
Voltage level 0–24 V DC
Voltage level, logic 0 PNP <5 V DC
Voltage level, logic 1, PNP >10 V DC
Voltage level, logic 0 NPN >19 V DC
Voltage level, logic 1 NPN <14 V DC
Maximum voltage on input 28 V DC
Pulse frequency range 0–110 kHz
(Duty cycle) minimum pulse width 4.5 ms
Input resistance, R
i
Approximately 4 kΩ
1
Terminals 27 and 29 can also be programmed as output.
7.7.2 STO Terminal 37
Voltage level 0–24 V DC
Voltage level, logic 0 PNP <4 V DC
Voltage level, logic 1 PNP >20 V DC
Maximum voltage on input 28 V DC
Typical input current at 24 V 50 mA rms
AQ434333248451en-000101 / 130R1286 | 69 Danfoss A/S © 2023.01
Specifications
VLT Ea4 Parallel Drive Modules
Operating Guide