22
Pub. No. 1218 - February 2008
RITE-HITE
®
RHV Dock Leveler Owner’s Manual
ELECTRICAL SCHEMATICS CONTINUED
1L3
T6
Control Box
1X1
1
2
"PLATFORM LOWER"
3
1
1
A1
MCR
A2
95
O/L
96
Set @3.8
T3
2
3
2
3
T3
2
3
T3
4 Way Valve
Solenoid
Pit
Junction
Box
T2
T1
T1
T1
Motor
Junction
Box
M
L1
1L2
L2
1L1
Transformer Secondary
Fusing, 0.5A, 250V
1X1
Optional Overhead Door ITL
Remove Jumper
If Overhead Door
ITL Is Present
2 O/L
1 O/L
3 O/L
G
G
Lip Extend
Solenoid
1X1
1X1
1X1
1X1
"PLATFORM RAISE"
"LIP EXTEND"
1X1
2X1
2X1
G
G
T9
T5
T8
T4
T7
Motor Connections
T1
T2
T1
T3
T3
T2
Motor - 1 HP
@3450 R.P.M.
240V, 3 Phase,
50/60 Hz.
Power Requirement: 240V, 3 Ph. 50/60 Hz.
Branch Circuit Disconnect Fusing Requirement:
8 Amp Dual Element Time Delay Or Low Peak
Fuse (Supplied By Others).
Use One Leveler Per Overload Protection Device.
[Ref. N.E.C. 1999 Para. 430-110 (C)] Consult Local Code.
A Branch Circuit Disconnect Shall Be Located Within A
50 Ft. Radius And Be Visible From The Control Box Location.
[Ref. N.E.C. 1999 Para. 430-102 (A) And Article 100].
T3
T3
T2
T2
T2
T2
T1
T1
G
L3
Branch Circuit
Disconnect
Wire Termination,
Wire Nut Or
Equal Device
Terminal Block
Termination Points
240V
120V
50 VA Transformer For
Do Not Use To Power
Auxiliary Equipment.
Transformer Primary
X2
X1
CAUTION!!!
Wires T1, T2, T3. If
2
3
2
3
FIGURE 18 - 240V 3 PHASE SCHEMATIC
