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Concrete encased electrode
200Main
20’
250.8 NEC “Equipment Grounding Conductors, grounding electrode conductors and bonding jumpers shall be connected by one or more of the following means”.
4 AWG250.52(A)(3)
15 15
15 15
20 20
20 20
20
15
30 30
2020
60 60
1515
200
Copyright Kenny Clamp LLC January 2014
Improved Kenny Clamp®
Grounding and Bonding Connector
312.5(A) NEC “Openings through which conductors enter shall be closed in an approved manner”
Complies with the UL 467 Standard for“Grounding and Bonding Equipment” and the UL White Book requirements
Kenny Clamp
Phone 410-741-9551
E-mail [email protected]
US Patent No. 7595455
Main
15 15
15 15
20 20
20 20 20 15
30 30
2020
60 60
1515
200
H20 pipe
Kenny Clamp® Grounding and Bonding Connector
250.66 NEC®
250.53 (D)(2) 6 AWG
250.52 (A)(1)
310.15(B)(7) &T-310.15 (B)(16)2/0 XHHW CU
6 AWG Improved Kenny Clamp
4 AWG
10’ Direct contact with earth
Ground Rod
312.5(A) NEC “Openings through which conductors enter shall be closed in an approved manner”
Complies with the UL 467 Standard for “Grounding and Bonding Equipment” and the UL White Book requirements
Complies with the UL 486(A) Connector Standard
Phone 410-741-9551Fax 410-741-1240
200
US Patent No. 7595455
33
600 VoltRated
XO H1 H2 H3 X1
X2
X3
75 KVA
Main
Structural Steel
Water pipe
Copyright © 2014 Wayne H. Robinson SeminarsCopyright © 2014 Wayne H. Robinson Seminars
Kenny Clamp®
Selection of the Kenny Clamp ® Grounding and Bonding Connector For Separately Derived Systems
Phone 410-741-9551E-mail [email protected]
US Patent No. 7595455
Improved Kenny Clamp ®2 AWG ConnectorNEC® 250.8, 312.5(A)UL 467 & UL 486(A) Standards
100 Ampere fuses
4/0 CuTHW 750 Cderived phase conductors
225 Ampere Main Breaker Panelboard
3 AWG CuTHW 750Cconductors
250.104 (D)(1)
Fax 410-741-1240
KENNY CLAMP®
Grounded Conductor
C phase
A phase
B phase
Grounding Bar
Water Pipe
3/0 Grounding Electrode Conductor
Patented Improved Kenny Clamp® Connector
1200 ampere Switch Board
250.64 (E)(1)
Labor SavingNo need to installthe 3/0 conductorthru a bond bushing
First 5 feet
Rigid Metal ConduitCopyright © Kenny Clamp LLC January 2014
Phone 410-741-9551Fax 410-741-1240
E-mail [email protected]
US Patent No. 7595455
Fire Pump Connection to Service Rated Fire Pump
Controller
Service Rated Fire Pump Controller
20’
5’
Pressure MaintenanceJockey or Make-up PumpFed from separate source
Meter or CTCabinet
UtilityTransformer
Grounded ConductorBrought to Service
Equipment250.24(C) NEC
GroundingElectrode
Conductors250.52(A)(1)
NEC
250.52(A)(3) NEC
Service Conductors
Fire Pump Room
Kenny ClampGrounding and
Bonding Connector
Branch Circuit Conductors Rated @ 125% of
Fire Pump FLC Rating430.22 NEC
Kenny Clamp® Grounding and Bonding ConnectorPhone 410-741-9551 Fax 410-741-1240
US Patent No. 7595455
E-mail [email protected]
NFPA 20Locked RotorOvercurrentProtection
10.4.4
Main
15 15
20 20
20 20
20 15
30 30
20 20
60 60
15 15
200
H20 pipe
400Ampere
Tran-socket
5’
Water Meter
Kenny Clamp ® Grounding and Bonding
Connector
Kenny Clamp®
600KCMIL
1/0 AWG 250.66 Connector
200 Ampere Fuses
6 AWG
400 ANeutralBuss
1/0 T-250.102(C)(1)Supply-sideBondingJumper
3/0 THW
Phone 410-741-9551Fax 410-741-1240
US Patent No. 7595455
225
22225
Neutral Terminal Block
225
500 KCMIL CU 4/0 CU
225 A OCPD
1/0Supply-Side
Bonding JumperTypical
Main Bonding Jumper2 AWG
225
Copyright © 2014 Wayne H. Robinson SeminarsCopyright © 2014 Wayne H. Robinson Seminars
Kenny Clamp® Grounding and Bonding ConnectorPhone 410-741-9551 Fax 410-741-1240
Concrete encased electrode
20’
MAIN 200
1515
15
2020
15
20 20
3030
5050
KENNY CLAMP ®
GROUNDING AND BONDING CONNECTOR
E-mail [email protected]
2/0 copper310.15(B)(16)& 310.15(B)(7)
4 AWG250.52(A)(3)NEC
Complies withUL 467 Grounding and Bonding Standard
Ph 410-741-9551
Fax 410-741-1240
US Patent No. 7595455
312.5(A) NEC “Openings through which conductors enter shall be closed in an approved manner”
250.8 NEC “Equipment Grounding Conductors, grounding electrode conductors and bonding jumpers shall be connected by one or more of the following means”.
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