Related Manuals for Wilo Stratos PARA-C
Summary of Contents for Wilo Stratos PARA-C
- Page 1 Pioneering for You Wilo-Stratos PARA-C/-CZ Installation and operating instructions 2226924 • Ed.01/2023-04...
- Page 3 Fig.I a: Fig.I b:...
- Page 4 Fig. II...
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Page 5: Table Of Contents
Operation of the pump in the case of ex- ternal flow .......... 29 Maintenance ............ 29 Product life cycle........ 29 Shutdown .......... 29 Dismantling/installation...... 30 10 Faults, causes and remedies...... 31 10.1 Troubleshooting........ 31 Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... -
Page 6: About These Instructions
Safety instructions relating to personal injury start with a signal word and are preceded by a corresponding symbol. • Safety instructions relating to property damage start with a signal word and are displayed without a symbol. Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... -
Page 7: Personnel Qualifications
• Have read and understood the installation and operating instruc- tions. Personnel must have the following qualifications: • Electrical work: Electrical work must be performed by a qualified electrician. Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... -
Page 8: Electrical Work
(RCD). • The product must be earthed. • Have defective cables replaced immediately by a qualified electri- cian. • Never open the control module and never remove operating ele- ments. Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... -
Page 9: Operator Responsibilities
Follow all information that appears on the product and ensure that it remains permanently legible: • Warning and hazard notices • Rating plate • Direction of rotation arrow/symbol for direction of flow • Labelling of connections Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... -
Page 10: Safety Instructions
Magnetic field! When dismantled, the permanent magnet rotor inside the pump can pose a risk of fatal injury for people with medical implants (e.g. pacemakers). • Never remove the motor impeller unit. Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... -
Page 11: Transport And Temporary Storage
Ripped plastic strips on the packaging render transport protection void. Products falling out may cause personal injury. • The pump and its packaging must be protected against moisture, frost and mechanical damage during transport and temporary storage. • Permitted temperature range during transport: Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... -
Page 12: Intended Use And Misuse
Use in applications with coolants The Wilo-Stratos PARA-C can be used as a device in heat pumps or air-conditioning systems designed in accordance with IEC 60335-2-40. The permitted flammable refrigerants are limited to those listed as com- patible according to IEC 60335-2-40:2018-01. -
Page 13: Domestic Hot Water
Domestic hot water Domestic hot water The high-efficiency circulators in the Wilo-Stratos PARA-CZ series are suitable for use in domestic hot wa- ter circulation systems and other drinking water applications. In drinking water applications, the water tem- perature must not exceed 80 °C. -
Page 14: Misuse
6H = 6 O’clock between discharge port and cable 3H = 3 O’clock between discharge port and cable 9H = 9 O’clock between discharge port and cable 12H = 12 O’clock between discharge port and cable Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... -
Page 15: Equipment Variants
PWM 1 PWM 2 PWM 1 ● PWM 2 ● ● ● ● Analogue 0 … 10 V with cable break function ● ● ● Analogue 0 … 10 V without cable break function Analogue 0 … 10 V with cable break function Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... -
Page 16: Technical Data
The values apply up to 300 m above sea level, addition for higher locations: 0.01 bar/100 m increase in height. Table 3: Technical data Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... -
Page 17: Scope Of Delivery
Description and function Description of the pump The Wilo-Stratos PARA-C high-efficiency circulators (Fig. I) are glandless pumps consisting of highly effi- cient hydraulics, an electronically commutated motor (ECM) with a permanent magnet rotor and integrated differential pressure control. An electronic control module with an integrated frequency converter is on the motor housing. -
Page 18: Control And Communication Functions
Constant speed n max n min Recommended for systems with fixed system resistance requiring a constant volume flow. The control keeps the set speed constant, irrespective of the pumped volume flow. Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... - Page 19 In PWM 2 mode, the pump speed is controlled depending on the PWM input signal. Behaviour when a cable breaks: If the signal cable is disconnected from the pump, e.g. due to a cable break, the pump stops. n/¹/min 7 12 15 95 100 PWM % Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04...
- Page 20 The pump is controlled according to an analogue signal in the range of 0 … 10 V. Behaviour when a cable breaks: If the signal cable is disconnected from the pump, e.g. due to a cable break, the pump stops. Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04...
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Page 21: Installation And Electrical Connection
Exclusively carry out any work on the pump/system after it has been de-energised! WARNING Risk of fatal electrical shock! The cover of the control module must never be opened. Opening the control module will invalidate the warranty. Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... -
Page 22: Installation
• The permitted fluid temperatures and ambient temperatures should not be exceeded or undershot. • Choose an installation point that is easily accessible. • Observe the pump’s permitted installation position (Fig. II). Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... - Page 23 Follow the general behavioural guidelines that apply to handling electrical devices! • The motor must never be removed! NOTICE The magnets inside the motor do not pose a danger provided the motor is completely as- sembled. Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04...
- Page 24 The entire pump can become very hot. When retrofitting the insulation during ongoing op- eration, there is a risk of burns! • Allow the pump to cool down before commencing any work. Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04...
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Page 25: Electrical Connection
Use in air-conditioning systems, cooling systems, geothermal systems and similar systems with fluid tem- peratures down to below 0 °C. Condensate can form on fluid-conveying parts, e.g. pipes and pump housing. • A diffusion-proof insulation must be provided by the customer for application in such systems (e.g. Wilo Cooling Shell). CAUTION Electrical defect! Condensate that accumulates in the motor can cause an electrical defect. - Page 26 Exclusively connect the power supply to 230 V (phase to neutral conductor)! • Signal frequency: 90 Hz – 5000 Hz (1000 Hz nominal value) • Signal amplitude: Min. 4 V to 24.5 V (input resistance > 10 kOhm) • Signal polarity: yes Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04...
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Page 27: Commissioning
The product must be operated by persons who are instructed on how the complete system functions. • Prior to commissioning the pump, check that it has been installed and connected correctly. • Ensure that the system is filled with a permissible fluid. Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... -
Page 28: Filling And Venting
The pump is supplied with the setting mode “ext. In” as standard. 8.2.2 Pumps without operating button (Fig. I b): The pump automatically follows its external control function. The control mode depends on the technical version of the product. (See section “Equipment variants”) Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... -
Page 29: Operation Of The Pump In The Case Of External Flow
DANGER Electric shock! There is a risk of fatal injury from electric shock when working on electrical devices! • Work on electrical components may only be carried out by qualified electricians! Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... -
Page 30: Dismantling/Installation
Danger of injury caused by falling motor/pump after loosening the fastening screws. • Comply with national regulations for accident prevention and also with the operator’s internal work, com- pany and safety regulations. If necessary, wear protective clothing and equipment! Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... -
Page 31: Faults, Causes And Remedies
Heat output of the heating sur- Increase setpoint. faces too low. Building does not get warm. Heat output of the heating sur- Change the control mode from faces too low. Δp-v to Δp-c. Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04... - Page 32 If a fault cannot be repaired, contact a qualified specialist or the Wilo customer service. 10.2 Error messages Faults always result in the activation of the “collective fault signal” (SSM) via a relay. In the event of a fault, the SSM contact opens.
- Page 36 Local contact at www.wilo.com/contact WILO SE Wilopark 1 44263 Dortmund Germany T +49 (0)231 4102-0 T +49 (0)231 4102-7363 wilo@wilo.com Pioneering for You www.wilo.com...
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