Edwards SCU-800

SCU-800 Control Unit for Turbomolecular Pump
MT-49E-101-G
Page 23
3
INSTALLATION
3.6.3 Power cable
WARNING
Ensure that the SCU-800 and the electrical supply cable are suitably protected against
earth (ground) faults and that the earth (ground) of the SCU-800 and "AC POWER X2"
are correctly connected.
CAUTION
The power cable is designed specifically for the STP pump. DO NOT use the power cable with other
products.
Connect the power cable securely to prevent any poor or cross connections. DO NOT apply voltages
exceeding 1 kV to the input line.
Ensure that the supply voltage is as indicated on the SCU-800 information label. Connect the power
cable to the "AC POWER X2" connector on the SCU-800.
Connect the power cable for the SCU-800 side to the "AC POWER X2" on the SCU-800 rear panel as
shown in Table 6.
Connect the suitable connector to the power supply as shown in Table 6.
Connect the power cable to the main power of the vacuum equipment via a circuit breaker.
Connect the primary power to the UL-recognized terminal block of the vacuum equipment. Secure the
terminals with M4-bolts as the other side of the terminals, and cover the terminal block with an
appropriate cover. (refer to Figure 18)
Note: The STP connection cable and primary power cable are not included. Contact the distributor to
purchase.
Lm
+5
0
φ10.1
(91.3)
φ34.13
(41.3)
3
0
+
5
0
N.C
N
L
PE( )
SCU-800 side
Power side (Primary)
1
4 pin (socket)
2
2.5 mm
2
×3 cores
3
Crimp-type terminal (M4)
Figure 17 - Power cable
1
2
3