Symcom 350-600-2, 350-600-2-6, 350-600-2-8, 350-600-2-9 Engineering Specification
ENGINEERING SPECIFICATION
SYMCOM MODEL 350-600-2 / 350-600-2-6 / 350-600-2-8 / 350-600-2-9
3-PHASE VOLTAGE MONITOR/PROTECTION RELAY
PART 1 GENERAL
1.1 REFERENCES
A. UL 508 Industrial Control Equipment – Underwriters Laboratories
B. IEC 60947 Low Voltage Switchgear and Controlgear – International Electrotechnical Commission
C. ANSI/IEEE C62.41 – American National Standards Institute/Institute of Electrical & Electronics Engineers
1.2 WARRANTY
A. Manufacturer Warranty: The manufacturer shall guarantee the equipment to be free from material and workmanship defects for a
period of five years from the date of manufacture when installed and operated according to the manufacturer’s requirements.
PART 2 PRODUCTS
2.1 MANUFACTURERS
For Model 350-600-2
The equipment specified shall be the Model 350-600-2, manufactured by SymCom, Inc.
For Model 350-600-2-6
The equipment specified shall be the Model 350-600-2-6, manufactured by SymCom, Inc.
For Model 350-600-2-8
The equipment specified shall be the Model 350-600-2-8, manufactured by SymCom, Inc.
For Model 350-600-2-9
The equipment specified shall be the Model 350-600-2-9, manufactured by SymCom, Inc.
2.2 DESCRIPTION
A. Regulatory Requirements:
1. The equipment shall be UL Listed as type NKCR—Industrial Control Equipment-Motor Controllers-Auxiliary Devices.
2. The equipment shall be ULC Listed as type NKCR7—Industrial Control Equipment-Motor Controllers-Auxiliary Devices
2.3 PERFORMANCE/DESIGN CRITERIA: 3-PHASE VOLTAGE MONITOR/PROTECTION RELAY
*Using the adjustable restart delay to increase time before restart after a fault.
Certified for Canada.
A. Protective Relay Functions
1. The equipment shall provide protection against the following conditions:
a. phase loss
b. phase reversal
c. low voltage
d. voltage unbalance
e. rapid cycling due to power faults*
For Model 350-600-2-9 only
f. high voltage
B. Capabilities and Features
1. Inputs
a. The equipment shall accept 3-phase input voltage range of 475-600VAC.
b. The equipment shall accept 3-phase input voltage of 50/60 Hz.
2. Outputs
For Models 350-600-2 and 350-600-2-9
a. The equipment shall include one Form C (SPDT) output relay. Contacts pilot duty rated 470VA@600VAC.
For Model 350-600-2-6
a. The equipment shall include two relays:
1) Relay 1 shall be Form C (SPDT). Contacts pilot duty rated 480VA@240VAC. Contacts general purpose rated
10A@240VAC.
2) Relay 2 shall be Form C (SPDT). Contacts pilot duty rated 720VA@240VAC. Contacts motor load rated
1hp@240VAC. Contacts general purpose rated 15A@240VAC.
For Model 350-600-2-8
a. The equipment shall include two Form C (DPDT) output relays. Contacts pilot duty rated 720VA@240VAC. Contacts
motor load rated 1hp@240VAC. Contacts general purpose rated 15A@240VAC.
3. The equipment shall include:
For All Models
a. a low voltage trip point of 90% of nominal setting
b. a phase unbalance trip point of 6%
c. a trip delay of 4 seconds for low voltage faults and 2 seconds for unbalanced and single-phasing faults
d. an adjustable restart delay of 2–300 seconds
e . voltage accuracy ±1%
ES-350-600-2-X_A1 4/6/2010
For Models 350-600-2, 350-600-2-6, and 350-600-2-8
For Models 350-600-2, 350-600-2-6, 350-600-2-9
f. a manual reset
For Model 350-600-2-9
g. a high voltage trip point of 110% of nominal setting
h. a trip delay of 4 seconds for high voltage
4. The equipment shall have one indicator ligh t. The indicator light has the capability to indicate whether the phase monitor i s in
run mode, restart delay mode, or fault mode.
a. Fault modes shall be low voltage, unbalance/single phase and phase reversal.
For Model 350-600-2-9 only
b. Fault modes shall be low/high voltage, unbalance/single phase and phase reversal.
C. Electromagnetic Compatibility
1. The equipment shall be immune to electrostatic discharge per IEC 61000-4-2, Level 3, 6kV contact discharge and 8kV air
discharge.
2. The equipment shall be immune to electrical fast transient bursts exceeding IEC 61000-4-4, Level 4. Specified limits shall be
2kV line-to-line and 4kV line-to-ground.
3. The equipment shall be immune to electrical surges per IEC 61000-4-5. Specified limits shall be Level 3, 4kV line-to-line, and
Level 4, 4kV line-to-ground.
D. Dielectric Isolation: Equipment withstands an alter nating current potential of 1000V plus twice the rated voltage of the equipment
for 1 minute without breakdown between uninsulated live parts and the enclosure with the contacts open and closed; between
terminals of opposite polarity with the contacts closed; and between uninsulated live parts of different circuits.
E. Environmental Requirements
1. The equipment shall operate continuously without derating in ambient temperatures of -40° to 70°C (-40° to 158°F).
2. The equipment shall operate continuously without derating in relative humidity of 10% up to 95% non-condensing per IEC 682-3.
3. The equipment shall operate properly after storage in ambient temperatures of -40° to 80°C (-40° to 176°F).
F. Dimensions: The equipment dimensions shall not exceed 2.90” high X 5.250” wide X 2.913” deep.
G. Mounting:
1. The equipment shall be surface mountable.
End of Section
ES-350-600-2-X_A1 4/6/2010
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