Cut Sheet

AC Single or 3-Phase: 40-750V
Operates up to 400 Hz
30 to 1000 VDC
750VAC/1000VDC - Surge 4300V for 5
seconds
1.2 Watts @ 750 VAC (Approximately)
Operate: -20ºC to +55ºC, Storage: -45ºC to
+85ºC
-Phase
OPERATIONAL RANGE:
DC OR STORED ENERGY:
MAXIMUM VOLTAGE:
POWER CONSUMPTION:
TEMPERATURES:
FAILURE CURRENT:
FUSING:
50/60Hz
Maximum single component failure fault current
is 3.7mA @ 750 3
Follow all Local, State, and national Electrical
Codes when installing this equipment.
Overcurrent protection of the supply leads may
be necessary. The installation of overcurrent
protection shall be in accordance with the
requirements in the NEC (NFPA 70) or end
product standard(s) when used in the final
installation.
Voltage Indicator
TYPICAL CONFIGURATION*:
3.071
[78.00mm]
CUSTOMER PANEL
O-RING SEAL
30mm HEX NUT
1.381 DIA. SLEEVE
M30X1.5 4G6G EXT
1.050
[26.67mm]
1.250
[31.75mm]
POWER
VAC VDC
L1
L2 L3
GND
-
-
-
-
+
+
++
DANGER
1.549 DIA.
[39.34mm]
PANEL
KNOCKOUT
0.157
[4.00mm]
1.102 -0+.012
[28.00mm -0+.03]
1.20 0.02+
[ 0.5mm 0.5mm]3 +
UP TO 1
ANTI-ROTATION
LOCATIONS
Wire: 18 AWG,
Style 1452,
THREE PHASE DELTA, 3W + GND
FUSED
SAFETY
SWITCH
OR
BREAKER
RED
YEL
BLU
GRN
L1
MAIN
FEED
GROUND
OR
ISOLATED
L2
L3
3-PHASE LINE-TO-LINE <29 30 120 240 480 600 750
FLASHES/SEC (TYPICAL) 0 1.3 4.2 5.8 7.3 8 8.8
DC OR STORED ENERGY (VDC) <27 30 48 110 300 600 1000
FLASHES/SEC (TYPICAL) 0 1.6 2.5 4.5 6.9 8.8 9.1
INDICATOR FLASH RATES for the R-3W only (L1,L2,L3,GND)
Accessories:
WARNING!
Read instructions
before installing
ENGINEERED
PRODUCTS, INC
GRACE
WWW.GRACE-ENG.COM
VOLTAGE IF FLASHING
SAFETY PROCEDURES STILL APPLY.
TEST BEFORE TOUCHING.
DANGER
Voltage Indicator Alert Label
This adhesive-back label fits over an installed power warning alert.
Warning language differs for flashing and non-flashing units.
New! Bezel-mount Installation for Voltage Indicator!
Create a near-flush look by purchasing your Voltage Indicator
with our new bezel.
NEW!
R-3W-KB
R-3W-SR-KB
Part Number Description
Flashing Voltage Indicator with Bezel
Non-Flashing Voltage Indicator with Bezel
Dimensions of the Bezel - Diameter: 2.25”
Outside cabinet depth: .20”
Inside cabinet depth: 3.50”
R-3W-L
R-3W-SR-L
Part Number Description
Label for Flashing and Class 1 Div 2 Voltage Indicator
Label for Non-Flashing Voltage Indicator
Label dimensions are 3"W x 2.3"H.
2.0”
Part #: R-3W-NPT125
A 30mm to 1 ” NPT conduit adapter. This
assembly fits into a standard conduit LB for
mounting on the outside of an enclosure.
Part #: R-3W-DR-C6
Use this door mount accessory for additional voltage protection.
Includes a 30mm adapter and 6' of NW10 flexible conduit.
(Allow 4.5" depth into panel).
4.5”
R-3W2-KB
Class 1 Div 2 Voltage Indicator with Bezel
*Corresponding label available for bezel-mount configurations.
Note: When mounting the Bezel (part numbers with -KB), the
diameter of the cut-out is as follows: 1.701 inches (43.21mm).
R-3W-KB-L
Label for all Bezel Units