Danfoss VLT HVAC Design Guide

Mains Supply 3 x 380 - 480 VAC - Normal overload 110% for 1 minute Frequency converter Typical Shaft Output [kW]
P11K
11
P15K
15
P18K
18.5
P22K
22
P30K
30
P37K
37
P45K
45
P55K
55
P75K
75
P90K
90
Typical Shaft Output [HP] at 460 V 15 20 25 30 40 50 60 75 100 125 IP 20 / Chassis (B3+4 and C3+4 may be converted to IP21 using a conversion kit (Please contact Danfoss)
B3 B3 B3 B4 B4 B4 C3 C3 C4 C4
IP 21 / NEMA 1 B1 B1 B1 B2 B2 C1 C1 C1 C2 C2 IP 55 / NEMA 12 B1 B1 B1 B2 B2 C1 C1 C1 C2 C2
IP 66 / NEMA 12
B1 B1 B1 B2 B2 C1 C1 C1 C2 C2
Output current
Continuous (3 x 380-439 V) [A] 24 32 37.5 44 61 73 90 106 147 177 Intermittent (3 x 380-439 V) [A] 26.4 35.2 41.3 48.4 67.1 80.3 99 117 162 195
Continuous (3 x 440-480 V) [A] 21 27 34
40 52 65 80 105 130 160
Intermittent (3 x 440-480 V) [A] 23.1 29.7 37.4 44 61.6 71.5 88 116 143 176
Continuous kVA (400 V AC) [kVA] 16.6 22.2 26
30.5 42.3 50.6 62.4 73.4 102 123
Continuous kVA 460 V AC) [kVA] 16.7 21.5 27.1 31.9 41.4 51.8 63.7 83.7 104 128 Max. cable size: (mains, motor, brake) [mm
2
/
AWG]
2)
10/7 35/2
50/1/0
(B4=35/2)
95/ 4/0
120/
MCM250
With mains disconnect switch included:
16/6 35/2 35/2 70/3/0
185/
kcmil350
Max. input current
Continuous (3 x 380-439 V ) [A] 22 29 34 40 55 66 82 96 133 161 Intermittent (3 x 380-439 V ) [A] 24.2 31.9 37.4 44 60.5 72.6 90.2 106 146 177
Continuous (3 x 440-480 V) [A] 19 25 31
36 47 59 73 95 118 145
Intermittent (3 x 440-480 V) [A] 20.9 27.5 34.1 39.6 51.7 64.9 80.3 105 130 160
Max. pre-fuses
1)
[A]
63 63 63 63 80 100 125 160 250 250
Environment Estimated power loss at rated max. load [W]
4)
278 392 465 525 698 739 843 1083 1384 1474
Weight enclosure IP20 [kg] 12 12 12 23.5 23.5 23.5 35 35 50 50
Weight enclosure IP 21 [kg] 23 23 23
27 27 45 45 45 65 65
Weight enclosure IP 55 [kg] 23 23 23 27 27 45 45 45 65 65
Weight enclosure IP 66 [kg] 23 23 23
27 27 45 45 45 65 65
Efficiency
3)
0.98 0.98 0.98 0.98 0.98 0.98 0.98 0.98 0.98 0.99
Table 8.4: Mains Supply 3 x 380 - 480 VAC
8 General Specifications and Troubleshooting VLT
®
HVAC Drive Design Guide
158 MG.11.B9.02 - VLT
®
is a registered Danfoss trademark
8

Danfoss VLT HVAC Specifications

General

Enclosure Rating	IP20, IP21, IP54, IP55, IP66
Storage Temperature Range	-25°C to +70°C
Output Voltage Range	0-100% of supply voltage
Communication Protocols	Modbus RTU, BACnet, Ethernet/IP, Profibus DP
Ambient Temperature Range	-10°C to +50°C (without derating)
Relative Humidity	5% to 95% non-condensing
Altitude	Up to 1000 m without derating
Cooling Method	Air cooled
Application	HVAC systems, Pumps, Fans, Compressors
Voltage Range	200-240 V, 380-500 V, 525-600 V
Frequency Range	0 Hz to 590 Hz