Installation, Short-circuit and earth-fault protection, Wiring instructions – Elmo Rietschle 2FC4...-1CB User Manual
Page 17
Installation
5
© Gardner Denver Deutschland GmbH
17
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74
05.2014 · 610.00260.40.000
Unused open cable ends in the motor connection box must be insulated.
If a PTC or Klixxon is used, the jumper, seated in the terminal for the PTC in
the delivery condition, must be removed.
The cross section of the mains supply line should be designed according to the
type of wiring and the max. current allowed. The mains supply protection must be
ensured by the system start-up engineer.
Short-circuit and earth-fault protection
The drive controller has an internal short-circuit and earth-fault protection.
Wiring instructions
The control terminals of the application card are located inside the drive controller.
Depending on the version, the pins may be allocated differently.
Terminals:
Plug-in terminal connector with actuating pusher
(slot-head screwdriver, max. width 2.5 mm [0.098 in])
Connection cross-
section:
0.5 to 1.5 mm
2
(0.02 to 0.06 inch
2
),
single wire, AWG 20 to AWG 14
Connection cross-
section:
0.75 to 1.5 mm
2
(0.03 to 0.06 inch
2
),
fine-wired, AWG 18 to AWG 14
Connection cross-
section:
0.5 to 1.0 mm
2
(0.02 to 0.04 inch
2
),
fine-wired
(wire-end sleeves with and without plastic collar)
Wire stripping length:
9 to 10 mm (0.35 – 0.40 inch)
The terminals for the mains supply line are within the drive controller. The drive
controller is fitted with terminals for connecting a braking resistor.
Depending on the version, the pins may be allocated differently.
Wire-end sleeves with plastic collar and lugs are recommended.
Terminals:
Spring-loaded contact (slot-head screwdriver, max.
width 2.5 mm [0.098 in])
Connection cross-
section:
rigid 0.2 to 10 mm
2
, (0.008 – 0.4 inch
2
)
flexible wire 0.2 to 6 mm
2
(0.008 – 0.24 inch
2
)
Connection cross-
section:
0.25 to 6 mm
2
(0.01 to 0.24 inch
2
)
(wire-end sleeves without plastic collar)
Connection cross-
section:
0.25 to 4 mm
2
(0.01 to 0.16 inch
2
)
(wire-end sleeves with plastic collar)
Connection cross-
section:
0.25 to 1.5 mm
2
( – 0.06 inch
2
) for 2 conductors with the
same cross section
(twin wire-end sleeves with plastic collar)
Wire cross-section:
AWG 24 to AWG 8
Wire stripping length:
15 mm [0.6 inch]
Installation tempera-
ture:
+5°C to +100°C [41 – 212°F]
5.2.4
5.2.5