Grounding Clamps to be used on Low and Medium Voltage Systems

	-    RG3403 Aluminum body; Plain jaw; Tightening eye-screw in bronze; Bronze cable connectors for plain ferrules.
		-    RG3403T Aluminum body; Plain jaw; Tightening T-screw in bronze; Bronze cable connectors for plain ferrules.
		-    ATR11627-1 Aluminum body; Plain jaw; Tightening eye-screw in bronze; Bronze cable connectors for plain ferrules.
		-    ATR17459-1 Aluminum body; Plain jaw; Tightening screw in bronze, fixed to a Ø 25 mm x 1.25 m (1" x 4.1 ft) insulating pole; Bronze cable connectors for plain ferrules.
		-    ATR19433-1 Designed mainly for cubicles with vertical rectangular profile busbars. Aluminum body, serrated jaw, bronze eye screw fixed in a Ø 25 x 600 mm (1" x 2 ft) insulating stick with rubber handle, bronze cable conexion for plain ferrule.
		-    ATR17461-1 Aluminum body; Plain jaw; Tightening screw in bronze, fixed to the top section of the sectional hot stick Ø 25 x 1.25 m (1" x 4.1 ft), with coupling system; Bronze cable connectors for plain ferrules.
		-    ATR17460-1 Aluminum body; Plain jaw; Tightening screw in bronze, fixed to a triangularshape top hot stick (Ø 24 mm - 1" top section and Ø 33 mm - 1.3" base section). Retracted length: 1.00 m (3.3 ft); Extended length: 1.80 m (5.9 ft); Bronze cable connectors for plain ferrules.
		-    ATR08947-1 Twisting-type bronze alloy grounding clamp, attached to a Ø 1/2” x 640 mm (2.1 ft) insulating rod, with rubber handle.
		-    ATR09033-1 Twisting-type bronze alloy grounding clamp, attached to a Ø 1/2” x 640 mm (2.1 ft) insulating rod, bronze cable connectors for plain ferrules.
		-    ATR17462-1 Aluminum body; Plain jaw; Tightening screw in bronze, fixed to a telescopic hot stick VTT-1/2, Ø 33 mm (1.3") base section, extended length: 2.59 m (8.5 ft) and retracted length: 1.44 m (4.7 ft); Bronze cable connectors for plain ferrules.
		-    ATR03653-1 Aluminum body; Plain jaw; Spring-action installation to the conductor; Blade for connection to the Cluster (ATR04694-1), in galvanized steel; Type of connections to the cables: tin-plated copper ferrule (not included with the clamp).
		-    ATR17348-1 Aluminum body; Plain jaw; Fixed to a insulated pole Ø 25 x 300 mm (1" x 1 ft) with rubber handle; spring-action installation to the conductor type of connections to the cables: tinplated copper ferrule (not included with the clamp).
		-    ATR13047-1                -    ATR13047-2 Aluminum body; Spring-action installation to the cord; Plastic handle, red to ATR13047-1 and black to ATR13047-2.

 

GROUNDING CLAMPS TO BE USED ON LOW AND MEDIUM VOLTAGE SYSTEMS

Electrical and Mechanical Characteristics		Cat. No.
		RG3403	RG3403T	ATR11627-1	ATR17459-1	ATR19433-1
Nominal Current (A)		300	300	-	300	400
Short- Circuit Current (Isc)	30 Cycles (kA)	20	20	30	20	30
	60 Cycles (kA)	15	15	23	15	23
Range	Maximum	477 MCM ACSR Ø 22.5 mm 0.9"	477 MCM ACSR Ø 22.5 mm 0.9"	busbar vertical 40 mm / 1.5" horizontal 44 mm/1.7" and round 35 mm / 1.4"	477 MCM ACSR Ø 22.5 mm 0.9"	20 mm / 0.8" (rectangular busbar)
	Minimum	6 AWG Cu 4 AWG CA Ø 4 mm / 0.15"	6 AWG Cu 4 AWG CA Ø 4 mm / 0.15"	busbar vertical 6 mm / 0.25" and round 6 mm / 0.25"	6 AWG Cu 4 AWG CA Ø 4 mm / 0.15"	3 mm / 0.12" (rectangular busbar)
Cable Ferrule (mm²)	Maximum	70	70	95	70	95
	Minimum	16	16	16	16	16
Installation Torque (daN.m)		3,0	3,0	3,0	3,0	3,0
ASTM Designation		Type I Class A Degree 3	Type III Class A Degree 3	Type I Class A Degree 5	Type II Class A Degree 3	Type II Class A Degree 5
Approx. Weight (lb)		1.06	1.12	1.43	2.43	1.59

 

GROUNDING CLAMPS TO BE USED ON LOW AND MEDIUM VOLTAGE SYSTEMS

Electrical and Mechanical Characteristics		Cat. No.
		ATR17461-1	ATR17460-1	ATR08947-1	ATR09033-1	ATR17462-1
Nominal Current (A)		300	300	200	200	300
Short- Circuit Current (Isc)	30 Cycles (kA)	20	20	8	8	20
	60 Cycles (kA)	15	15	5	5	15
Range	Maximum	477 MCM ACSR Ø 22.5 mm 0.9"	477 MCM ACSR Ø 22.5 mm 0.9"	Ø 30 mm 1.2"	Ø 19 mm 0.75"	477 MCM ACSR Ø 22.5 mm 0.9"
	Minimum	6 AWG Cu 4 AWG CA Ø 4 mm / 0.15"	6 AWG Cu 4 AWG CA Ø 4 mm	Ø 4 mm 0.15"	Ø 4 mm 0.15"	6 AWG Cu 4 AWG CA Ø 4 mm / 0.15"
Cable Ferrule (mm²)	Maximum	70	70	25	25	70
	Minimum	16	16	16	16	16
Installation Torque (daN.m)		3,0	3,0	2,0	2,0	3,0
ASTM Designation		Type II Class A Degree 3	Type II Class A Degree 3	-	-	Type II Class A Degree 3
Approx. Weight (lb)		2.43	3.09	1.65	1.43	3.09

 

GROUNDING CLAMPS TO BE USED ON LOW AND MEDIUM VOLTAGE SYSTEMS

Electrical and Mechanical Characteristics		Cat. No.
		ATR03653-1	ATR17348-1	ATR13047-1	ATR13047-2
Nominal Current (A)		-	-	-	-
Short- Circuit Current (lsc)	30 Cycles (kA)	10	10	10	10
	60 Cycles (kA)	7	7	7	7
Range	Maximum	336.4 MCM ACSR Ø 19 mm 0.75"	336.4 MCM ACSR Ø 19 mm 0.75"	Ø 12.5 mm 0.5"	Ø 12.5 mm 0.5"
	Minimum	6 AWG Cu 4 AWG CA Ø 4 mm / 0.15"	6 AWG Cu 4 AWG CA Ø 4 mm / 0.15"	Ø 6.5 mm 0.25"	Ø 6.5 mm 0.25"
Cable Ferrule (mm²)	Maximum	35	35	35	35
	Minimum	16	16	16	16
Installation Torque (daN.m)		-	-	-	-
ASTM Designation		-	-	TypeIII Class B Degree 5	TypeIII Class B Degree 5
Approx. Weight (lb)		0.77	0.79	0.77	0.77