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page 11 M-7A87-F 090710
Operational Voltage (Ue)
230-460 VAC rms 3-Phase (-15% +10%)
Rated Frequency
50 - 60Hz +/- 2Hz
Form Designation
Form 1 Bypassed Controller
Index Rating
Class 5 AC53b: 3-5: 355
Internally bypassed
Control Supply
24V DC approx 12VA supplied externally to terminals X1-X2.
DFE-30 to DFE-38 need a power supply capable of 4 Amps
for 250ms.
A suitable power supply kit is available from Fairford
Over Current Trip
Single phase sensing, Non adjustable. See trip curve.
Start/Soft Stop Control
24V DC/110V AC galvanically isolated terminals A1-A2
Auxiliary Circuits
(relays)
Run - 13/14, Ready - 23/24. 230VAC 3A, AC11.
Indication
Multi function LED on front panel
Start Time
1 to 30 seconds.
Stop Times
0 to 30 seconds
Start Duty
S1 according to IEC 34-1 and VDE0530 Part 1.
3 x FLC for 5 seconds 10/Hr - standard rating (Class5, 40°C)
Up to 10 starts per hour. Soft stop = start for duty purposes
For other duties see pages 9 & 10 or consult
Fairford Electronics
Power Terminals
Input 1/L1, 3/L2 & 5/L3
output 2/T1, 4/T2 6/T3.
External busbars (unit is IP00)
Earth Terminal
External stud M10
ModelName
400/460V
Range
Class 10A @40°C
3x FLC for 12seconds
3 starts per Hr
Ferraz Fuse for
Type 1 coordination
short circuit
protection
Rated Short
Circuit
Current
(Iq)
Ie
(Arms)
Motor kW
at 400V
230A
132kW
6,9 URD 32
D08A 0630
18kA
280A
160kW
18kA
350A
200kW
6,9 URD 33
D08A 1100
18kA
430A
250kW
30kA
500A
280kW
30kA
DFE-30
DFE-32
DFE-34
DFE-36
DFE-38