Scully ST-47 Series User Manual

Self-Proving Vehicle Grounding Verication System
Diagram Appendix
Page 31.
6.15 DWG 61141 – Field Wiring Diagram ST-47-115 EL(K)/D
61141 RevD
SAFE WIRING
(SEE NOTE 1)
NON-INTRINSICALLY
CONDUIT
WITH SCULLY GROUND BALL) GROUNDHOG PLUG (USED
NATIONAL, STATE AND LOCAL CODES.
3. OTHER SCULCON MODELS CAN BE USED. CONSULT FACTORY
IF POSSIBLE. IN ALL CASES WIRING MUST MEET APPLICABLE COLOR OF WIRES SHOULD MATCH CONTROLLER TERMINAL COLORS-
2. WIRE TO BE 18 AWG MINIMUM, STRANDED AND TINNED.
RUN IN SEPARATE CONDUITS. SAFE WIRING MUST ALWAYS BE SEPARATED AND
IMPORTANT: INTRINSICALLY SAFE AND NON-INTRINSICALLY
EXPLOSION-PROOF ENCLOSURE IN A HAZARDOUS LOCATION.
1. SEAL FITTINGS MUST BE INSTALLED WITHIN 18 INCHES OF AN
NOTES:
DEADMAN SWITCH
TB-3
ST-47-120 E(LK)/D
(SEE NOTE 3)
120 VAC
MODEL SC-47CC/D
SCULCON BOX
TB1
BLK
WHT
9
10
TB1
MODEL SC-47CC
SCULCON BOX (SEE NOTE 3)
BLK
WHT
WHT
BLK
GROUNDHOG PLUG (USED WITH SCULLY GROUND BALL)
WHT
WHT
BLK
DEADMAN SWITCH
BLK
ST-47-120/240 E(LK)
GROUNDHOG
MAINS POWER
(SEE NOTES 1 & 2)
CONDUIT-INTRINSICALLY
SAFE WIRING
GND NEUT HOT
250 VOLTS MAX
RATED 5 AMPS
CONTROL CONTACTS
2
1
TB-2
. .
SIZE 3 AG
250V-5A
``SLO-BLO''
FUSE
3
HOT
120/240 VAC
INPUT
TB-1
GND
NEUT
F1
(SEE NOTE 1)
TB-1
SAFE WIRING
NON-INTRINSICALLY
CONDUIT
SAFE WIRING
(SEE NOTES 1 & 2)
CONDUIT-INTRINSICALLY
8 7
4
6 5 3 9
10
WHT
ORN/BLK
1
2
BLK
WHT
HOTGND NEUT
CONTROL CONTACTS
TB-2
GROUNDHOG
MAINS POWER
2
1
250 VOLTS MAX
RATED 5 AMPS
FUSE
3
. .
SIZE 3 AG
250V-5A
``SLO-BLO''
F1
HOT
NEUT
GND
INPUT
WHEN PERMISSIVE
100-135 VAC, 5A MAX. AND DEADMAN CLOSED
LINE OUTPUT TO LOAD
11 12
}
}
SOURCE OF LINE VOLTAGE. 5. FACTORY INSTALLED JUMPER. REMOVE WHEN USING EXTERNAL
OLDER DEADMAN VERSIONS WITHOUT ``/D'' OPTION
ALTERNATE WIRING DIAGRAM
SCULLY ST-47E MOUNTED IN A CLASS I, DIVISION 1, GROUP D
ONLY FROM THE BOTTOM CONDUIT ENTRY. ENTRY PORTS AND INTRINSIC SAFE (I.S.) WIRING MUST EXIT (NON I.S.) WIRING MUST PASS IN AND OUT OF THE TOP CONDUIT IS THE HOUSING TO BE USED AS A JUNCTION BOX. CONTROL THROUGH THE ST-47 HOUSING. UNDER NO CIRCUMSTANCES, 4. INTERCONNECTION WIRING MUST NOT BE ALLOWED TO PASS
FOR DETAILS.
HAZARDOUS LOCATION.
SEE VIEW
A
250V, 5A RESISTANCE CLOSE ON PERMIT DRY CONTACTS THAT MAX.
SEE NOTE 5
VIEW
A
HAZARDOUS LOCATION. CLASS I, DIVISION 1, GROUP D SCULLY ST-47E MOUNTED IN A
SEE VIEW

Scully ST-47 Series Specifications

General

Brand	Scully
Model	ST-47 Series
Category	Control Unit
Language	English